diff --git a/src/website/federation/CrawlPage.java b/src/website/federation/CrawlPage.java
index 4aeba0c..b499786 100644
--- a/src/website/federation/CrawlPage.java
+++ b/src/website/federation/CrawlPage.java
@@ -52,24 +52,29 @@ public class CrawlPage extends HttpServlet
     {
         try
         {
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = CrawlView.htmlize(federation.getCrawlJournal());
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = CrawlView.htmlize(federation.getCrawlJournal());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Journal", "/federation/crawl.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Journal", "/federation/crawl.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/LastStatsPage.java b/src/website/federation/LastStatsPage.java
index 5b78e20..450b806 100644
--- a/src/website/federation/LastStatsPage.java
+++ b/src/website/federation/LastStatsPage.java
@@ -54,24 +54,29 @@ public class LastStatsPage extends HttpServlet
         {
             logger.info("PAGE Federation > Last Stats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = LastStatsView.htmlize(federation.getServices());
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = LastStatsView.htmlize(federation.getServices());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Chiffres", "/federation/servicesFigures.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Chiffres", "/federation/servicesFigures.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertiesFilesPage.java b/src/website/federation/PropertiesFilesPage.java
index df5f855..bc41aff 100644
--- a/src/website/federation/PropertiesFilesPage.java
+++ b/src/website/federation/PropertiesFilesPage.java
@@ -63,26 +63,31 @@ public class PropertiesFilesPage extends HttpServlet
         {
             logger.info("PAGE Federation > propertiesFiles");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            CrawlCache cache = StatoolInfosWeb.instance().getCache();
-            PropertiesFileStats stats = StatAgent.statAllPropertiesFiles(federation, cache).sortByName();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                CrawlCache cache = StatoolInfosWeb.instance().getCache();
+                PropertiesFileStats stats = StatAgent.statAllPropertiesFiles(federation, cache).sortByName();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(stats);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Fichiers", "/federation/propertiesFiles.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Fichiers", "/federation/propertiesFiles.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -129,7 +134,8 @@ public class PropertiesFilesPage extends HttpServlet
                 data.setAttribute("fileListLine", index, "fileListLineNameLink", "href", stat.getURLName());
                 data.setEscapedContent("fileListLine", index, "fileListLineNameLink", stat.getURLName());
 
-                data.setAttribute("fileListLine", index, "fileListLineOwnerLink", "href", "/federation/organizations/" + stat.getOrganization().getTechnicalName() + "/");
+                data.setAttribute("fileListLine", index, "fileListLineOwnerLink", "href",
+                        "/federation/organizations/" + stat.getOrganization().getTechnicalName() + "/");
                 data.setEscapedContent("fileListLine", index, "fileListLineNameValue", stat.getOrganization().getName());
                 data.setAttribute("fileListLine", index, "fileListLineOwnerLogo", "src", stat.getOrganization().getLogoFileName());
 
@@ -142,7 +148,8 @@ public class PropertiesFilesPage extends HttpServlet
                 String propertyCheckURL;
                 if (stat.getService() != null)
                 {
-                    propertyCheckURL = "/federation/organizations/" + stat.getOrganization().getTechnicalName() + "/services/" + stat.getService().getTechnicalName() + "/propertyCheck.xhtml";
+                    propertyCheckURL = "/federation/organizations/" + stat.getOrganization().getTechnicalName() + "/services/"
+                            + stat.getService().getTechnicalName() + "/propertyCheck.xhtml";
                 }
                 else if (stat.getOrganization() != null)
                 {
@@ -188,7 +195,8 @@ public class PropertiesFilesPage extends HttpServlet
                 }
 
                 data.setContent("fileListLine", index, "fileListLineDate", stat.getUpdateDate().format(DateTimeFormatter.ofPattern("dd/MM/YYYY")));
-                data.setAttribute("fileListLine", index, "fileListLineDate", "title", stat.getUpdateDate().format(DateTimeFormatter.ofPattern("HH:mm:ss")));
+                data.setAttribute("fileListLine", index, "fileListLineDate", "title",
+                        stat.getUpdateDate().format(DateTimeFormatter.ofPattern("HH:mm:ss")));
 
                 index += 1;
             }
diff --git a/src/website/federation/PropertyAlertFederationPage.java b/src/website/federation/PropertyAlertFederationPage.java
index 00b1e13..a430922 100644
--- a/src/website/federation/PropertyAlertFederationPage.java
+++ b/src/website/federation/PropertyAlertFederationPage.java
@@ -56,26 +56,31 @@ public class PropertyAlertFederationPage extends HttpServlet
         {
             logger.info("PAGE Fédération > PropertyAlert");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
 
-            PropertyChecks checks = federation.getInputChecks().getAlertLines();
-            String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
+                PropertyChecks checks = federation.getInputChecks().getAlertLines();
+                String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
-            trail.add("Disponibilités", "/federation/uptimes.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
+                trail.add("Disponibilités", "/federation/uptimes.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyAlertOrganizationsPage.java b/src/website/federation/PropertyAlertOrganizationsPage.java
index 5007713..b5cca3c 100644
--- a/src/website/federation/PropertyAlertOrganizationsPage.java
+++ b/src/website/federation/PropertyAlertOrganizationsPage.java
@@ -57,30 +57,35 @@ public class PropertyAlertOrganizationsPage extends HttpServlet
         {
             logger.info("PAGE Fédération > PropertyAlert");
 
-            // Get parameters.
-            // ===============
-
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-
-            PropertyChecks checks = new PropertyChecks();
-            for (Organization organization : federation.getOrganizations())
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
             {
-                checks.addAll(organization.getInputChecks().getAlertLines());
+                // Get parameters.
+                // ===============
+
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+
+                PropertyChecks checks = new PropertyChecks();
+                for (Organization organization : federation.getOrganizations())
+                {
+                    checks.addAll(organization.getInputChecks().getAlertLines());
+                }
+                String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
+
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
+                trail.add("Disponibilités", "/federation/uptimes.xhtml");
+
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
             }
-            String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
-
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
-            trail.add("Disponibilités", "/federation/uptimes.xhtml");
-
-            String html = WebCharterView.build(headerView, contentView, trail);
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyAlertPage.java b/src/website/federation/PropertyAlertPage.java
index db5858f..e276a9d 100644
--- a/src/website/federation/PropertyAlertPage.java
+++ b/src/website/federation/PropertyAlertPage.java
@@ -56,26 +56,31 @@ public class PropertyAlertPage extends HttpServlet
         {
             logger.info("PAGE Fédération > PropertyAlerts");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
 
-            PropertyChecks checks = federation.getInputChecksAll().getAlertLines();
-            String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
+                PropertyChecks checks = federation.getInputChecksAll().getAlertLines();
+                String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
-            trail.add("Alertes", "/federation/propertyAlerts.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
+                trail.add("Alertes", "/federation/propertyAlerts.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyAlertServicesPage.java b/src/website/federation/PropertyAlertServicesPage.java
index f950ef4..3ccd677 100644
--- a/src/website/federation/PropertyAlertServicesPage.java
+++ b/src/website/federation/PropertyAlertServicesPage.java
@@ -57,30 +57,35 @@ public class PropertyAlertServicesPage extends HttpServlet
         {
             logger.info("PAGE Fédération > PropertyAlert");
 
-            // Get parameters.
-            // ===============
-
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-
-            PropertyChecks checks = new PropertyChecks();
-            for (Service service : federation.getServicesAll())
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
             {
-                checks.addAll(service.getInputChecksAll().getAlertLines());
+                // Get parameters.
+                // ===============
+
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+
+                PropertyChecks checks = new PropertyChecks();
+                for (Service service : federation.getServicesAll())
+                {
+                    checks.addAll(service.getInputChecksAll().getAlertLines());
+                }
+                String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
+
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Disponibilités", "/federation/uptimes.xhtml");
+
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
             }
-            String contentView = PropertyAlertView.htmlize(checks, MenuOption.ON);
-
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Disponibilités", "/federation/uptimes.xhtml");
-
-            String html = WebCharterView.build(headerView, contentView, trail);
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyCheckPage.java b/src/website/federation/PropertyCheckPage.java
index 4fe06b2..d9115e8 100644
--- a/src/website/federation/PropertyCheckPage.java
+++ b/src/website/federation/PropertyCheckPage.java
@@ -52,24 +52,29 @@ public class PropertyCheckPage extends HttpServlet
     {
         try
         {
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PropertyCheckView.htmlize(federation.getInputChecks());
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PropertyCheckView.htmlize(federation.getInputChecks());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Propriétés", "/federation/propertyCheck.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Propriétés", "/federation/propertyCheck.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyStatsFederationPage.java b/src/website/federation/PropertyStatsFederationPage.java
index d8265f5..5fe2ce7 100644
--- a/src/website/federation/PropertyStatsFederationPage.java
+++ b/src/website/federation/PropertyStatsFederationPage.java
@@ -56,25 +56,30 @@ public class PropertyStatsFederationPage extends HttpServlet
         {
             logger.info("PAGE Federation > propertiesStats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            PropertyStats stats = StatAgent.statFederationProperties(federation);
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                PropertyStats stats = StatAgent.statFederationProperties(federation);
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PropertyStatsView.htmlize("Les propriétés de la fédération", stats);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PropertyStatsView.htmlize("Les propriétés de la fédération", stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Propriétés", "/federation/propertiesStats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Propriétés", "/federation/propertiesStats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyStatsOrganizationsPage.java b/src/website/federation/PropertyStatsOrganizationsPage.java
index f8c7252..24767f7 100644
--- a/src/website/federation/PropertyStatsOrganizationsPage.java
+++ b/src/website/federation/PropertyStatsOrganizationsPage.java
@@ -56,25 +56,30 @@ public class PropertyStatsOrganizationsPage extends HttpServlet
         {
             logger.info("PAGE Federation > propertiesStats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            PropertyStats stats = StatAgent.statOrganizationsProperties(federation.getActiveOrganizations());
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                PropertyStats stats = StatAgent.statOrganizationsProperties(federation.getActiveOrganizations());
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PropertyStatsView.htmlize("Les propriétés des organisations", stats);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PropertyStatsView.htmlize("Les propriétés des organisations", stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Propriétés", "/federation/propertiesStats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Propriétés", "/federation/propertiesStats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyStatsPage.java b/src/website/federation/PropertyStatsPage.java
index cd8edff..441c5fe 100644
--- a/src/website/federation/PropertyStatsPage.java
+++ b/src/website/federation/PropertyStatsPage.java
@@ -57,26 +57,31 @@ public class PropertyStatsPage extends HttpServlet
         {
             logger.info("PAGE Federation > propertiesStats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            CrawlCache cache = StatoolInfosWeb.instance().getCache();
-            PropertyStats stats = StatAgent.statAllProperties(federation);
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                CrawlCache cache = StatoolInfosWeb.instance().getCache();
+                PropertyStats stats = StatAgent.statAllProperties(federation);
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PropertyStatsView.htmlize("Toutes les propriétés", stats);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PropertyStatsView.htmlize("Toutes les propriétés", stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Propriétés", "/federation/propertiesStats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Propriétés", "/federation/propertiesStats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/PropertyStatsServicesPage.java b/src/website/federation/PropertyStatsServicesPage.java
index a8edfdf..902a727 100644
--- a/src/website/federation/PropertyStatsServicesPage.java
+++ b/src/website/federation/PropertyStatsServicesPage.java
@@ -56,25 +56,30 @@ public class PropertyStatsServicesPage extends HttpServlet
         {
             logger.info("PAGE Federation > propertiesStats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            PropertyStats stats = StatAgent.statServicesProperties(federation.getActiveServices());
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                PropertyStats stats = StatAgent.statServicesProperties(federation.getActiveServices());
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PropertyStatsView.htmlize("Les propriétés des services", stats);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PropertyStatsView.htmlize("Les propriétés des services", stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Propriétés", "/federation/propertiesStats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Propriétés", "/federation/propertiesStats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/ServicesPage.java b/src/website/federation/ServicesPage.java
index fd6f308..035449e 100644
--- a/src/website/federation/ServicesPage.java
+++ b/src/website/federation/ServicesPage.java
@@ -54,24 +54,29 @@ public class ServicesPage extends HttpServlet
         {
             logger.info("PAGE Federation > services");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = ServiceListView.htmlize(federation.getServices());
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = ServiceListView.htmlize(federation.getServices());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Services", "/federation/services.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Services", "/federation/services.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/SocialNetworksPage.java b/src/website/federation/SocialNetworksPage.java
index 138dfb5..a0230cf 100644
--- a/src/website/federation/SocialNetworksPage.java
+++ b/src/website/federation/SocialNetworksPage.java
@@ -62,26 +62,31 @@ public class SocialNetworksPage extends HttpServlet
         {
             logger.info("PAGE Federation > SocialNetworks");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
 
-            Organizations organizations = federation.getOrganizations().filterBySocialNetworks();
-            String contentView = htmlize("Réseaux sociaux", organizations);
+                Organizations organizations = federation.getOrganizations().filterBySocialNetworks();
+                String contentView = htmlize("Réseaux sociaux", organizations);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Réseaux sociaux", "/federation/socialNetworks.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Réseaux sociaux", "/federation/socialNetworks.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -134,7 +139,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getDiasporaWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLineDiasporaImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLineDiasporaImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLineDiasporaImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLineDiasporaLink", "href", organization.getDiasporaWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLineDiaspora", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLineDiaspora", "data-order", "1");
@@ -143,7 +149,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getFunkwhaleWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLineFunkwhaleImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLineFunkwhaleImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLineFunkwhaleImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLineFunkwhaleLink", "href", organization.getFunkwhaleWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLineFunkwhale", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLineFunkwhale", "data-order", "1");
@@ -152,7 +159,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getMastodonWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLineMastodonImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLineMastodonImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLineMastodonImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLineMastodonLink", "href", organization.getMastodonWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLineMastodon", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLineMastodon", "data-order", "1");
@@ -161,7 +169,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getMobilizonWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLineMobilizonImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLineMobilizonImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLineMobilizonImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLineMobilizonLink", "href", organization.getMobilizonWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLineMobilizon", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLineMobilizon", "data-order", "1");
@@ -170,7 +179,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getPixelfedWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLinePixelfedImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLinePixelfedImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLinePixelfedImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLinePixelfedLink", "href", organization.getPixelfedWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLinePixelfed", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLinePixelfed", "data-order", "1");
@@ -179,7 +189,8 @@ public class SocialNetworksPage extends HttpServlet
                 if (StringUtils.isNotBlank(organization.getPeertubeWebpage()))
                 {
                     data.setAttribute("organizationListLine", index, "organizationListLinePeertubeImg", "class", "");
-                    data.getIdData("organizationListLine", index, "organizationListLinePeertubeImg").getAttribute("class").setMode(DisplayMode.REPLACE);
+                    data.getIdData("organizationListLine", index, "organizationListLinePeertubeImg").getAttribute("class")
+                            .setMode(DisplayMode.REPLACE);
                     data.setAttribute("organizationListLine", index, "organizationListLinePeertubeLink", "href", organization.getPeertubeWebpage());
                     data.setAttribute("organizationListLine", index, "organizationListLinePeertube", "data-search", "1");
                     data.setAttribute("organizationListLine", index, "organizationListLinePeertube", "data-order", "1");
diff --git a/src/website/federation/StatsPage.java b/src/website/federation/StatsPage.java
index 7aa905a..023ec9b 100644
--- a/src/website/federation/StatsPage.java
+++ b/src/website/federation/StatsPage.java
@@ -63,25 +63,30 @@ public class StatsPage extends HttpServlet
         {
             logger.info("PAGE Federation > Stats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            Categories categories = StatoolInfosWeb.instance().getCategories();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                Categories categories = StatoolInfosWeb.instance().getCategories();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(federation, categories);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(federation, categories);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Stats", "/federation/stats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Stats", "/federation/stats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/UptimePage.java b/src/website/federation/UptimePage.java
index 109cc34..6b53b22 100644
--- a/src/website/federation/UptimePage.java
+++ b/src/website/federation/UptimePage.java
@@ -54,24 +54,29 @@ public class UptimePage extends HttpServlet
         {
             logger.info("PAGE Fédération > Uptimes");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = UptimeView.htmlize(federation.getActiveServices(), uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = UptimeView.htmlize(federation.getActiveServices(), uptimes);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Disponibilités", "/federation/uptimes.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Disponibilités", "/federation/uptimes.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/categories/CategoryPage.java b/src/website/federation/categories/CategoryPage.java
index 3b296cc..2bc0593 100644
--- a/src/website/federation/categories/CategoryPage.java
+++ b/src/website/federation/categories/CategoryPage.java
@@ -64,28 +64,33 @@ public class CategoryPage extends HttpServlet
         {
             logger.info("PAGE Federation > Categories > Category");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            Category category = StatoolInfosWeb.instance().getCategoryFromPathinfo(request.getPathInfo());
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                Category category = StatoolInfosWeb.instance().getCategoryFromPathinfo(request.getPathInfo());
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
 
-            Services services = federation.getServices().getBy(category);
-            String contentView = htmlize(category, services);
+                Services services = federation.getServices().getBy(category);
+                String contentView = htmlize(category, services);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Catégories", "/federation/categories/");
-            trail.add(category.getName(), "/federation/categories/" + category.getTechnicalName() + ".xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Catégories", "/federation/categories/");
+                trail.add(category.getName(), "/federation/categories/" + category.getTechnicalName() + ".xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/categories/IndexPage.java b/src/website/federation/categories/IndexPage.java
index 64355d8..a42c523 100644
--- a/src/website/federation/categories/IndexPage.java
+++ b/src/website/federation/categories/IndexPage.java
@@ -64,27 +64,32 @@ public class IndexPage extends HttpServlet
         {
             logger.info("PAGE Federation > Categories");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            Categories categories = StatoolInfosWeb.instance().getCategories();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                Categories categories = StatoolInfosWeb.instance().getCategories();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
 
-            CategoryStats stats = StatAgent.statAllCategories(federation, categories);
-            String contentView = htmlize(stats);
+                CategoryStats stats = StatAgent.statAllCategories(federation, categories);
+                String contentView = htmlize(stats);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Catégories", "/federation/categories/");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Catégories", "/federation/categories/");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -125,9 +130,11 @@ public class IndexPage extends HttpServlet
                 data.setAttribute("categoryListLine", index, "categoryListLineNameLink", "title", stat.getCategory().getDescription());
                 data.setAttribute("categoryListLine", index, "categoryListLineNameLogo", "src", stat.getCategory().getLogoPath());
 
-                data.setEscapedContent("categoryListLine", index, "categoryListLineSoftwares", stat.getCategory().getSoftwares().sort().toStringWithFrenchCommas());
+                data.setEscapedContent("categoryListLine", index, "categoryListLineSoftwares",
+                        stat.getCategory().getSoftwares().sort().toStringWithFrenchCommas());
                 data.setContent("categoryListLine", index, "categoryListLineOrganizationCount", stat.getOrganizationCount());
-                data.setContent("categoryListLine", index, "categoryListLineServiceCount", StatoolInfosUtils.defaultIfZero(stat.getServiceCount(), "😿"));
+                data.setContent("categoryListLine", index, "categoryListLineServiceCount",
+                        StatoolInfosUtils.defaultIfZero(stat.getServiceCount(), "😿"));
                 data.setContent("categoryListLine", index, "categoryListLineUserCount", StatoolInfosUtils.defaultIfZero(stat.getUserCount(), "😢"));
                 data.setContent("categoryListLine", index, "categoryListLineVisitCount", StatoolInfosUtils.defaultIfZero(stat.getVisitCount(), "😞"));
 
diff --git a/src/website/federation/exports/IndexPage.java b/src/website/federation/exports/IndexPage.java
index 82c9cc9..eb985b9 100644
--- a/src/website/federation/exports/IndexPage.java
+++ b/src/website/federation/exports/IndexPage.java
@@ -57,24 +57,29 @@ public class IndexPage extends HttpServlet
         {
             logger.info("PAGE Fédération > Exports");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = PresenterUtils.dynamize("/website/federation/exports/index.xhtml", null).toString();
-            contentView = XidynUtils.extractBodyContent(contentView);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = PresenterUtils.dynamize("/website/federation/exports/index.xhtml", null).toString();
+                contentView = XidynUtils.extractBodyContent(contentView);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
-            trail.add("Exports", "/federation/exports/");
-            String html = WebCharterView.build(headerView, contentView, trail);
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/organizations/");
+                trail.add("Exports", "/federation/exports/");
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/metrics/MetricGenericPage.java b/src/website/federation/metrics/MetricGenericPage.java
index 4c4be5b..f944640 100644
--- a/src/website/federation/metrics/MetricGenericPage.java
+++ b/src/website/federation/metrics/MetricGenericPage.java
@@ -65,27 +65,32 @@ public class MetricGenericPage extends HttpServlet
         {
             logger.info("PAGE Federation > Metrics > Generic");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(federation, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(federation, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Métriques", "/federation/metrics/");
-            trail.add("Génériques", "/federation/metrics/generic.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Métriques", "/federation/metrics/");
+                trail.add("Génériques", "/federation/metrics/generic.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -123,19 +128,23 @@ public class MetricGenericPage extends HttpServlet
             //
             data.setContent("graphic.users", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.users", ChartColor.GREEN));
 
-            data.setContent("graphic.users.ipv4-ipv6", MetricHtmlizer.htmlize(federation, view, period, "service.users (ipv4 + ipv6)", "metrics.service.users.ipv4", ChartColor.YELLOW,
-                    "metrics.service.users.ipv6", ChartColor.GREEN));
+            data.setContent("graphic.users.ipv4-ipv6", MetricHtmlizer.htmlize(federation, view, period, "service.users (ipv4 + ipv6)",
+                    "metrics.service.users.ipv4", ChartColor.YELLOW, "metrics.service.users.ipv6", ChartColor.GREEN));
             data.setContent("graphic.users.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.users.ipv4", ChartColor.YELLOW));
             data.setContent("graphic.users.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.users.ipv6", ChartColor.GREEN));
 
             data.setContent("graphic.accounts", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.accounts", ChartColor.GREEN));
-            data.setContent("graphic.accounts.active", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
+            data.setContent("graphic.accounts.active",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
 
-            data.setContent("graphic.database.bytes", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
-            data.setContent("graphic.datafiles.bytes", MetricHtmlizer.htmlize(federation, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
+            data.setContent("graphic.database.bytes",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
+            data.setContent("graphic.datafiles.bytes",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/metrics/MetricSpecificPage.java b/src/website/federation/metrics/MetricSpecificPage.java
index e803183..2c1f862 100644
--- a/src/website/federation/metrics/MetricSpecificPage.java
+++ b/src/website/federation/metrics/MetricSpecificPage.java
@@ -65,27 +65,32 @@ public class MetricSpecificPage extends HttpServlet
         {
             logger.info("PAGE Federation > Metrics > Specific");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(federation, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(federation, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Métriques", "/federation/metrics/");
-            trail.add("Spécifiques", "/federation/metrics/specific.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Métriques", "/federation/metrics/");
+                trail.add("Spécifiques", "/federation/metrics/specific.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -122,7 +127,8 @@ public class MetricSpecificPage extends HttpServlet
             data.setContent("metricMenuView", MetricMenuView.htmlize(TypeMenu.SPECIFIC, view, period));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/metrics/MetricSummaryPage.java b/src/website/federation/metrics/MetricSummaryPage.java
index 3e43410..7e6082c 100644
--- a/src/website/federation/metrics/MetricSummaryPage.java
+++ b/src/website/federation/metrics/MetricSummaryPage.java
@@ -66,27 +66,32 @@ public class MetricSummaryPage extends HttpServlet
         {
             logger.info("PAGE Federation > Metrics > Summary");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(federation, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(federation, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Métriques", "/federation/metrics/");
-            trail.add("Résumé", "/federation/metrics/summary.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Métriques", "/federation/metrics/");
+                trail.add("Résumé", "/federation/metrics/summary.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -129,7 +134,8 @@ public class MetricSummaryPage extends HttpServlet
             data.setContent("http.visits", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visits", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/metrics/MetricWebPage.java b/src/website/federation/metrics/MetricWebPage.java
index f954dd1..12a6451 100644
--- a/src/website/federation/metrics/MetricWebPage.java
+++ b/src/website/federation/metrics/MetricWebPage.java
@@ -65,27 +65,32 @@ public class MetricWebPage extends HttpServlet
         {
             logger.info("PAGE Federation > Metrics > Web");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(federation, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(federation, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Métriques", "/federation/metrics/");
-            trail.add("Web", "/federation/metrics/web.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Métriques", "/federation/metrics/");
+                trail.add("Web", "/federation/metrics/web.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -124,22 +129,22 @@ public class MetricWebPage extends HttpServlet
             //
             data.setContent("http.hits", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits", ChartColor.BLUE));
 
-            data.setContent("http.hits-ipv4ipv6",
-                    MetricHtmlizer.htmlize(federation, view, period, "http.hits (ipv4 + ipv6)", "metrics.http.hits.ipv4", ChartColor.YELLOW, "metrics.http.hits.ipv6",
-                            ChartColor.GREEN));
+            data.setContent("http.hits-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.hits (ipv4 + ipv6)",
+                    "metrics.http.hits.ipv4", ChartColor.YELLOW, "metrics.http.hits.ipv6", ChartColor.GREEN));
             data.setContent("http.hits.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.ipv4", ChartColor.YELLOW));
             data.setContent("http.hits.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.ipv6", ChartColor.GREEN));
 
-            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(federation, view, period, "http.hits (humans + bots)", "metrics.http.hits.humans", ChartColor.GREEN,
-                    "metrics.http.hits.bots", ChartColor.YELLOW));
+            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(federation, view, period, "http.hits (humans + bots)",
+                    "metrics.http.hits.humans", ChartColor.GREEN, "metrics.http.hits.bots", ChartColor.YELLOW));
             data.setContent("http.hits.humans", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.humans", ChartColor.GREEN));
             data.setContent("http.hits.bots", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.bots", ChartColor.YELLOW));
 
-            data.setContent("http.hits.humans-ipv4ipv6",
-                    MetricHtmlizer.htmlize(federation, view, period, "http.hits.humans (ipv4 + ipv6)", "metrics.http.hits.humans.ipv4", ChartColor.YELLOW,
-                            "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
-            data.setContent("http.hits.humans.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
-            data.setContent("http.hits.humans.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.hits.humans (ipv4 + ipv6)",
+                    "metrics.http.hits.humans.ipv4", ChartColor.YELLOW, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans.ipv4",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
+            data.setContent("http.hits.humans.ipv6",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
 
             data.setContent("http.errors", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.errors", ChartColor.RED));
             data.setContent("http.errors.php", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.errors.php", ChartColor.RED));
@@ -150,43 +155,47 @@ public class MetricWebPage extends HttpServlet
 
             data.setContent("http.ip", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.ip", ChartColor.BLUE));
 
-            data.setContent("http.ip-humansbots",
-                    MetricHtmlizer.htmlize(federation, view, period, "http.ip (humans + bots)", "metrics.http.ip.humans", ChartColor.GREEN, "metrics.http.ip.bots", ChartColor.YELLOW));
+            data.setContent("http.ip-humansbots", MetricHtmlizer.htmlize(federation, view, period, "http.ip (humans + bots)",
+                    "metrics.http.ip.humans", ChartColor.GREEN, "metrics.http.ip.bots", ChartColor.YELLOW));
             data.setContent("http.ip.humans", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.ip.humans", ChartColor.GREEN));
             data.setContent("http.ip.bots", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.ip.bots", ChartColor.YELLOW));
 
-            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4", ChartColor.YELLOW, "metrics.http.ip.ipv6",
-                    ChartColor.GREEN));
+            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4",
+                    ChartColor.YELLOW, "metrics.http.ip.ipv6", ChartColor.GREEN));
             data.setContent("http.ip.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.ip.ipv4", ChartColor.YELLOW));
             data.setContent("http.ip.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.ip.ipv6", ChartColor.GREEN));
 
             data.setContent("http.requesters", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters", ChartColor.BLUE));
 
-            data.setContent("http.requesters-humansbots",
-                    MetricHtmlizer.htmlize(federation, view, period, "http.requesters (humans + bots)", "metrics.http.requesters.humans", ChartColor.GREEN,
-                            "metrics.http.requesters.bots", ChartColor.YELLOW));
-            data.setContent("http.requesters.humans", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
-            data.setContent("http.requesters.bots", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.bots", ChartColor.YELLOW));
+            data.setContent("http.requesters-humansbots", MetricHtmlizer.htmlize(federation, view, period, "http.requesters (humans + bots)",
+                    "metrics.http.requesters.humans", ChartColor.GREEN, "metrics.http.requesters.bots", ChartColor.YELLOW));
+            data.setContent("http.requesters.humans",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
+            data.setContent("http.requesters.bots",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.bots", ChartColor.YELLOW));
 
-            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.requesters (ipv4 + ipv6)", "metrics.http.requesters.ipv4", ChartColor.YELLOW,
-                    "metrics.http.requesters.ipv6", ChartColor.GREEN));
-            data.setContent("http.requesters.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.ipv4", ChartColor.YELLOW));
-            data.setContent("http.requesters.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.ipv6", ChartColor.GREEN));
+            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.requesters (ipv4 + ipv6)",
+                    "metrics.http.requesters.ipv4", ChartColor.YELLOW, "metrics.http.requesters.ipv6", ChartColor.GREEN));
+            data.setContent("http.requesters.ipv4",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.ipv4", ChartColor.YELLOW));
+            data.setContent("http.requesters.ipv6",
+                    MetricHtmlizer.htmlize(federation, view, period, "metrics.http.requesters.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visitors", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visitors", ChartColor.BLUE));
-            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.visitors (ipv4 + ipv6)", "metrics.http.visitors.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visitors.ipv6", ChartColor.GREEN));
+            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.visitors (ipv4 + ipv6)",
+                    "metrics.http.visitors.ipv4", ChartColor.YELLOW, "metrics.http.visitors.ipv6", ChartColor.GREEN));
             data.setContent("http.visitors.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visitors.ipv4", ChartColor.YELLOW));
             data.setContent("http.visitors.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visitors.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visits", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visits", ChartColor.BLUE));
-            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.visits (ipv4 + ipv6)", "metrics.http.visits.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visits.ipv6", ChartColor.GREEN));
+            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(federation, view, period, "http.visits (ipv4 + ipv6)",
+                    "metrics.http.visits.ipv4", ChartColor.YELLOW, "metrics.http.visits.ipv6", ChartColor.GREEN));
             data.setContent("http.visits.ipv4", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visits.ipv4", ChartColor.YELLOW));
             data.setContent("http.visits.ipv6", MetricHtmlizer.htmlize(federation, view, period, "metrics.http.visits.ipv6", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/IndexPage.java b/src/website/federation/organizations/IndexPage.java
index 5ea7b73..1af7d2a 100644
--- a/src/website/federation/organizations/IndexPage.java
+++ b/src/website/federation/organizations/IndexPage.java
@@ -52,7 +52,7 @@ public class IndexPage extends HttpServlet
     {
         try
         {
-            String html = StatoolInfosWeb.instance().getHtmlCache().get(IndexPage.class.getCanonicalName());
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
             if (html == null)
             {
                 // Get parameters.
@@ -73,7 +73,7 @@ public class IndexPage extends HttpServlet
                 trail.add("Organisations", "/federation/organizations/");
 
                 html = WebCharterView.build(headerView, contentView, trail);
-                StatoolInfosWeb.instance().getHtmlCache().put(IndexPage.class.getCanonicalName(), html);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
             }
 
             // Display page.
diff --git a/src/website/federation/organizations/organization/CrawlPage.java b/src/website/federation/organizations/organization/CrawlPage.java
index 33a852c..fad23b3 100644
--- a/src/website/federation/organizations/organization/CrawlPage.java
+++ b/src/website/federation/organizations/organization/CrawlPage.java
@@ -56,26 +56,31 @@ public class CrawlPage extends HttpServlet
         {
             logger.info("PAGE Organization > Crawl");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = CrawlView.htmlize(organization.getCrawlJournal());
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = CrawlView.htmlize(organization.getCrawlJournal());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Journal", "/federation/organizations/" + organization.getTechnicalName() + "/crawl.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Journal", "/federation/organizations/" + organization.getTechnicalName() + "/crawl.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/PropertyAlertPage.java b/src/website/federation/organizations/organization/PropertyAlertPage.java
index b14a205..42973e4 100644
--- a/src/website/federation/organizations/organization/PropertyAlertPage.java
+++ b/src/website/federation/organizations/organization/PropertyAlertPage.java
@@ -56,26 +56,31 @@ public class PropertyAlertPage extends HttpServlet
         {
             logger.info("PAGE Organization > PropertyAlert");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = PropertyAlertView.htmlize(organization.getInputChecksAll().getAlertLines());
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = PropertyAlertView.htmlize(organization.getInputChecksAll().getAlertLines());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Alertes", "/federation/organizations/" + organization.getTechnicalName() + "/propertyAlert.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Alertes", "/federation/organizations/" + organization.getTechnicalName() + "/propertyAlert.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/PropertyCheckPage.java b/src/website/federation/organizations/organization/PropertyCheckPage.java
index 137e63a..6008c8f 100644
--- a/src/website/federation/organizations/organization/PropertyCheckPage.java
+++ b/src/website/federation/organizations/organization/PropertyCheckPage.java
@@ -56,26 +56,31 @@ public class PropertyCheckPage extends HttpServlet
         {
             logger.info("PAGE Organization > PropertyCheck");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = PropertyCheckView.htmlize(organization.getInputChecks());
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = PropertyCheckView.htmlize(organization.getInputChecks());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Propriétés", "/federation/organizations/" + organization.getTechnicalName() + "/propertyCheck.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Propriétés", "/federation/organizations/" + organization.getTechnicalName() + "/propertyCheck.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/ServicesPage.java b/src/website/federation/organizations/organization/ServicesPage.java
index bf9c734..8a84150 100644
--- a/src/website/federation/organizations/organization/ServicesPage.java
+++ b/src/website/federation/organizations/organization/ServicesPage.java
@@ -56,26 +56,31 @@ public class ServicesPage extends HttpServlet
         {
             logger.info("PAGE Organization > Services");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = ServiceListView.htmlize(organization.getServices());
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = ServiceListView.htmlize(organization.getServices());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/StatsPage.java b/src/website/federation/organizations/organization/StatsPage.java
index 7cf5c7b..661b057 100644
--- a/src/website/federation/organizations/organization/StatsPage.java
+++ b/src/website/federation/organizations/organization/StatsPage.java
@@ -64,26 +64,31 @@ public class StatsPage extends HttpServlet
         {
             logger.info("PAGE Organization > Stats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = htmlize(organization);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = htmlize(organization);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Stats", "/federation/organizations/" + organization.getTechnicalName() + "/stats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Stats", "/federation/organizations/" + organization.getTechnicalName() + "/stats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/UptimePage.java b/src/website/federation/organizations/organization/UptimePage.java
index 3f8df55..2f6db77 100644
--- a/src/website/federation/organizations/organization/UptimePage.java
+++ b/src/website/federation/organizations/organization/UptimePage.java
@@ -56,26 +56,31 @@ public class UptimePage extends HttpServlet
         {
             logger.info("PAGE Organization > Uptime");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = UptimeView.htmlize(organization.getServices(), uptimes);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = UptimeView.htmlize(organization.getServices(), uptimes);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Disponibilité", "/federation/organizations/" + organization.getTechnicalName() + "/uptime.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Disponibilité", "/federation/organizations/" + organization.getTechnicalName() + "/uptime.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/metrics/MetricGenericPage.java b/src/website/federation/organizations/organization/metrics/MetricGenericPage.java
index 603170f..1073efc 100644
--- a/src/website/federation/organizations/organization/metrics/MetricGenericPage.java
+++ b/src/website/federation/organizations/organization/metrics/MetricGenericPage.java
@@ -66,29 +66,34 @@ public class MetricGenericPage extends HttpServlet
         {
             logger.info("PAGE Organization > Metrics > Summary");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = htmlize(organization, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = htmlize(organization, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
-            trail.add("Génériques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/generic.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
+                trail.add("Génériques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/generic.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -116,7 +121,8 @@ public class MetricGenericPage extends HttpServlet
      * @throws IOException
      *             Signals that an I/O exception has occurred.
      */
-    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period) throws StatoolInfosWebException, IOException
+    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period)
+            throws StatoolInfosWebException, IOException
     {
         String result;
 
@@ -130,18 +136,23 @@ public class MetricGenericPage extends HttpServlet
             //
             data.setContent("graphic.users", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.users", ChartColor.GREEN));
 
-            data.setContent("graphic.users.ipv4-ipv6", MetricHtmlizer.htmlize(organization, view, period, "service.users (ipv4 + ipv6)", "metrics.service.users.ipv4", ChartColor.YELLOW,
-                    "metrics.service.users.ipv6", ChartColor.GREEN));
-            data.setContent("graphic.users.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.users.ipv4", ChartColor.YELLOW));
+            data.setContent("graphic.users.ipv4-ipv6", MetricHtmlizer.htmlize(organization, view, period, "service.users (ipv4 + ipv6)",
+                    "metrics.service.users.ipv4", ChartColor.YELLOW, "metrics.service.users.ipv6", ChartColor.GREEN));
+            data.setContent("graphic.users.ipv4",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.service.users.ipv4", ChartColor.YELLOW));
             data.setContent("graphic.users.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.users.ipv6", ChartColor.GREEN));
 
             data.setContent("graphic.accounts", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.accounts", ChartColor.GREEN));
-            data.setContent("graphic.accounts.active", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
-            data.setContent("graphic.database.bytes", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
-            data.setContent("graphic.datafiles.bytes", MetricHtmlizer.htmlize(organization, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
+            data.setContent("graphic.accounts.active",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
+            data.setContent("graphic.database.bytes",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
+            data.setContent("graphic.datafiles.bytes",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/metrics/MetricSpecificPage.java b/src/website/federation/organizations/organization/metrics/MetricSpecificPage.java
index c5301cc..acda37a 100644
--- a/src/website/federation/organizations/organization/metrics/MetricSpecificPage.java
+++ b/src/website/federation/organizations/organization/metrics/MetricSpecificPage.java
@@ -64,29 +64,34 @@ public class MetricSpecificPage extends HttpServlet
         {
             logger.info("PAGE Organization > Metrics > Specific");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = htmlize(organization, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = htmlize(organization, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
-            trail.add("Spécifiques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/specific.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
+                trail.add("Spécifiques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/specific.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -113,7 +118,8 @@ public class MetricSpecificPage extends HttpServlet
      * @throws IOException
      *             Signals that an I/O exception has occurred.
      */
-    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period) throws StatoolInfosWebException, IOException
+    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period)
+            throws StatoolInfosWebException, IOException
     {
         String result;
 
@@ -127,7 +133,8 @@ public class MetricSpecificPage extends HttpServlet
             data.setContent("metricMenuView", MetricMenuView.htmlize(TypeMenu.SPECIFIC, view, period));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/metrics/MetricSummaryPage.java b/src/website/federation/organizations/organization/metrics/MetricSummaryPage.java
index b717c3a..1e9b6df 100644
--- a/src/website/federation/organizations/organization/metrics/MetricSummaryPage.java
+++ b/src/website/federation/organizations/organization/metrics/MetricSummaryPage.java
@@ -66,29 +66,34 @@ public class MetricSummaryPage extends HttpServlet
         {
             logger.info("PAGE Organization > Metrics > Summary");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = htmlize(organization, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = htmlize(organization, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
-            trail.add("Résumé", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/summary.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
+                trail.add("Résumé", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/summary.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -116,7 +121,8 @@ public class MetricSummaryPage extends HttpServlet
      * @throws IOException
      *             Signals that an I/O exception has occurred.
      */
-    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period) throws StatoolInfosWebException, IOException
+    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period)
+            throws StatoolInfosWebException, IOException
     {
         String result;
 
@@ -131,7 +137,8 @@ public class MetricSummaryPage extends HttpServlet
             data.setContent("http.visits", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visits", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/metrics/MetricWebPage.java b/src/website/federation/organizations/organization/metrics/MetricWebPage.java
index 996f8fd..5f08d3c 100644
--- a/src/website/federation/organizations/organization/metrics/MetricWebPage.java
+++ b/src/website/federation/organizations/organization/metrics/MetricWebPage.java
@@ -65,29 +65,34 @@ public class MetricWebPage extends HttpServlet
         {
             logger.info("PAGE Organization > Metrics > Web");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Organization organization = StatoolInfosWeb.instance().getOrganizationFromPathinfo(request.getPathInfo());
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
-            String contentView = htmlize(organization, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = OrganizationHeaderView.htmlize(organization, uptimes);
+                String contentView = htmlize(organization, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
-            trail.add("Web", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/web.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/");
+                trail.add("Web", "/federation/organizations/" + organization.getTechnicalName() + "/metrics/web.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -113,7 +118,8 @@ public class MetricWebPage extends HttpServlet
      * @throws IOException
      *             Signals that an I/O exception has occurred.
      */
-    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period) throws StatoolInfosWebException, IOException
+    public static String htmlize(final Organization organization, final ViewMenu view, final PeriodMenu period)
+            throws StatoolInfosWebException, IOException
     {
         String result;
 
@@ -127,20 +133,22 @@ public class MetricWebPage extends HttpServlet
             //
             data.setContent("http.hits", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits", ChartColor.BLUE));
 
-            data.setContent("http.hits-ipv4ipv6",
-                    MetricHtmlizer.htmlize(organization, view, period, "http.hits (ipv4 + ipv6)", "metrics.http.hits.ipv4", ChartColor.YELLOW, "metrics.http.hits.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.hits (ipv4 + ipv6)",
+                    "metrics.http.hits.ipv4", ChartColor.YELLOW, "metrics.http.hits.ipv6", ChartColor.GREEN));
             data.setContent("http.hits.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.ipv4", ChartColor.YELLOW));
             data.setContent("http.hits.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.ipv6", ChartColor.GREEN));
 
-            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.hits (humans + bots)", "metrics.http.hits.humans", ChartColor.GREEN,
-                    "metrics.http.hits.bots", ChartColor.YELLOW));
+            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.hits (humans + bots)",
+                    "metrics.http.hits.humans", ChartColor.GREEN, "metrics.http.hits.bots", ChartColor.YELLOW));
             data.setContent("http.hits.humans", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.humans", ChartColor.GREEN));
             data.setContent("http.hits.bots", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.bots", ChartColor.YELLOW));
 
-            data.setContent("http.hits.humans-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.hits.humans (ipv4 + ipv6)", "metrics.http.hits.humans.ipv4", ChartColor.YELLOW,
-                    "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
-            data.setContent("http.hits.humans.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
-            data.setContent("http.hits.humans.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.hits.humans (ipv4 + ipv6)",
+                    "metrics.http.hits.humans.ipv4", ChartColor.YELLOW, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans.ipv4",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
+            data.setContent("http.hits.humans.ipv6",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
 
             data.setContent("http.errors", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.errors", ChartColor.RED));
             data.setContent("http.errors.php", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.errors.php", ChartColor.RED));
@@ -151,42 +159,48 @@ public class MetricWebPage extends HttpServlet
 
             data.setContent("http.ip", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.ip", ChartColor.BLUE));
 
-            data.setContent("http.ip-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.ip (humans + bots)", "metrics.http.ip.humans", ChartColor.GREEN,
-                    "metrics.http.ip.bots", ChartColor.YELLOW));
+            data.setContent("http.ip-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.ip (humans + bots)",
+                    "metrics.http.ip.humans", ChartColor.GREEN, "metrics.http.ip.bots", ChartColor.YELLOW));
             data.setContent("http.ip.humans", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.ip.humans", ChartColor.GREEN));
             data.setContent("http.ip.bots", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.ip.bots", ChartColor.YELLOW));
 
-            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4", ChartColor.YELLOW, "metrics.http.ip.ipv6",
-                    ChartColor.GREEN));
+            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4",
+                    ChartColor.YELLOW, "metrics.http.ip.ipv6", ChartColor.GREEN));
             data.setContent("http.ip.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.ip.ipv4", ChartColor.YELLOW));
             data.setContent("http.ip.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.ip.ipv6", ChartColor.GREEN));
 
             data.setContent("http.requesters", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters", ChartColor.BLUE));
 
-            data.setContent("http.requesters-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.requesters (humans + bots)", "metrics.http.requesters.humans", ChartColor.GREEN,
-                    "metrics.http.requesters.bots", ChartColor.YELLOW));
-            data.setContent("http.requesters.humans", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
-            data.setContent("http.requesters.bots", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.bots", ChartColor.YELLOW));
+            data.setContent("http.requesters-humansbots", MetricHtmlizer.htmlize(organization, view, period, "http.requesters (humans + bots)",
+                    "metrics.http.requesters.humans", ChartColor.GREEN, "metrics.http.requesters.bots", ChartColor.YELLOW));
+            data.setContent("http.requesters.humans",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
+            data.setContent("http.requesters.bots",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.bots", ChartColor.YELLOW));
 
-            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.requesters(ipv4 + ipv6)", "metrics.http.requesters.ipv4", ChartColor.YELLOW,
-                    "metrics.http.requesters.ipv6", ChartColor.GREEN));
-            data.setContent("http.requesters.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.ipv4", ChartColor.YELLOW));
-            data.setContent("http.requesters.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.ipv6", ChartColor.GREEN));
+            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.requesters(ipv4 + ipv6)",
+                    "metrics.http.requesters.ipv4", ChartColor.YELLOW, "metrics.http.requesters.ipv6", ChartColor.GREEN));
+            data.setContent("http.requesters.ipv4",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.ipv4", ChartColor.YELLOW));
+            data.setContent("http.requesters.ipv6",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.requesters.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visitors", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visitors", ChartColor.BLUE));
-            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.visitors (ipv4 + ipv6)", "metrics.http.visitors.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visitors.ipv6", ChartColor.GREEN));
-            data.setContent("http.visitors.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visitors.ipv4", ChartColor.YELLOW));
+            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.visitors (ipv4 + ipv6)",
+                    "metrics.http.visitors.ipv4", ChartColor.YELLOW, "metrics.http.visitors.ipv6", ChartColor.GREEN));
+            data.setContent("http.visitors.ipv4",
+                    MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visitors.ipv4", ChartColor.YELLOW));
             data.setContent("http.visitors.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visitors.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visits", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visits", ChartColor.BLUE));
-            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.visits (ipv4 + ipv6)", "metrics.http.visits.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visits.ipv6", ChartColor.GREEN));
+            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(organization, view, period, "http.visits (ipv4 + ipv6)",
+                    "metrics.http.visits.ipv4", ChartColor.YELLOW, "metrics.http.visits.ipv6", ChartColor.GREEN));
             data.setContent("http.visits.ipv4", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visits.ipv4", ChartColor.YELLOW));
             data.setContent("http.visits.ipv6", MetricHtmlizer.htmlize(organization, view, period, "metrics.http.visits.ipv6", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/services/IndexPage.java b/src/website/federation/organizations/organization/services/IndexPage.java
index cb2fefd..1396f8d 100644
--- a/src/website/federation/organizations/organization/services/IndexPage.java
+++ b/src/website/federation/organizations/organization/services/IndexPage.java
@@ -34,7 +34,7 @@ import website.charter.ErrorView;
 /**
  * The Class IndexPage.
  */
-@KissServlet("^/federation/organizations/[^/]+/services/[^/]+/$")
+@KissServlet("^/federation/organizations/[^/]+/services/$")
 public class IndexPage extends HttpServlet
 {
     private static final long serialVersionUID = -5951233202690068343L;
diff --git a/src/website/federation/organizations/organization/services/service/CrawlPage.java b/src/website/federation/organizations/organization/services/service/CrawlPage.java
index 813e5ea..dd865d8 100644
--- a/src/website/federation/organizations/organization/services/service/CrawlPage.java
+++ b/src/website/federation/organizations/organization/services/service/CrawlPage.java
@@ -57,29 +57,36 @@ public class CrawlPage extends HttpServlet
         {
             logger.info("PAGE Service > Crawl");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = CrawlView.htmlize(service.getCrawlJournal());
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = CrawlView.htmlize(service.getCrawlJournal());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Journal", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/crawl.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Journal",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/crawl.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/IndexPage.java b/src/website/federation/organizations/organization/services/service/IndexPage.java
index 41e2a00..b881587 100644
--- a/src/website/federation/organizations/organization/services/service/IndexPage.java
+++ b/src/website/federation/organizations/organization/services/service/IndexPage.java
@@ -21,6 +21,7 @@ package website.federation.organizations.organization.services.service;
 import java.io.IOException;
 
 import fr.devinsy.kiss4web.Redirector;
+import fr.devinsy.kiss4web.dispatcher.annotation.KissServlet;
 import fr.devinsy.statoolinfos.core.Organization;
 import fr.devinsy.statoolinfos.core.Service;
 import fr.devinsy.statoolinfosweb.StatoolInfosWeb;
@@ -33,6 +34,7 @@ import website.charter.ErrorView;
 /**
  * The Class IndexPage.
  */
+@KissServlet("^/federation/organizations/[^/]+/services/[^/]+/$")
 public class IndexPage extends HttpServlet
 {
     private static final long serialVersionUID = -5951233202690068343L;
@@ -58,7 +60,8 @@ public class IndexPage extends HttpServlet
 
             // Send response.
             // ==============
-            Redirector.redirect(response, "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/stats.xhtml");
+            Redirector.redirect(response,
+                    "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/stats.xhtml");
         }
         catch (Exception exception)
         {
diff --git a/src/website/federation/organizations/organization/services/service/PropertyAlertPage.java b/src/website/federation/organizations/organization/services/service/PropertyAlertPage.java
index e7df87a..b295fe0 100644
--- a/src/website/federation/organizations/organization/services/service/PropertyAlertPage.java
+++ b/src/website/federation/organizations/organization/services/service/PropertyAlertPage.java
@@ -57,29 +57,36 @@ public class PropertyAlertPage extends HttpServlet
         {
             logger.info("PAGE Service > PropertyAlert");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = PropertyAlertView.htmlize(service.getInputChecksAll().getAlertLines());
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = PropertyAlertView.htmlize(service.getInputChecksAll().getAlertLines());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Alertes", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/propertyAlert.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Alertes", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/propertyAlert.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/PropertyCheckPage.java b/src/website/federation/organizations/organization/services/service/PropertyCheckPage.java
index 3105450..9ab754c 100644
--- a/src/website/federation/organizations/organization/services/service/PropertyCheckPage.java
+++ b/src/website/federation/organizations/organization/services/service/PropertyCheckPage.java
@@ -57,29 +57,36 @@ public class PropertyCheckPage extends HttpServlet
         {
             logger.info("PAGE Service > PropertyCheck");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = PropertyCheckView.htmlize(service.getInputChecks());
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = PropertyCheckView.htmlize(service.getInputChecks());
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Propriétés", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/propertyCheck.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Propriétés", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/propertyCheck.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/ServiceHeaderView.java b/src/website/federation/organizations/organization/services/service/ServiceHeaderView.java
index 3c24633..f5c28d3 100644
--- a/src/website/federation/organizations/organization/services/service/ServiceHeaderView.java
+++ b/src/website/federation/organizations/organization/services/service/ServiceHeaderView.java
@@ -58,8 +58,8 @@ public class ServiceHeaderView
         {
             TagDataManager data = new TagDataManager();
 
-            data.setAttribute("serviceLogo", "src",
-                    "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services/" + service.getTechnicalName() + "/" + service.getLogoFileName());
+            data.setAttribute("serviceLogo", "src", "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services/"
+                    + service.getTechnicalName() + "/" + service.getLogoFileName());
 
             data.setEscapedContent("serviceName", service.getName());
             if (service.getWebsiteURL() != null)
@@ -84,16 +84,19 @@ public class ServiceHeaderView
             }
 
             data.setAttribute("serviceStatusImg", "src", "/commons/status-" + service.getStatus().toString().toLowerCase() + ".png");
-            data.setAttribute("serviceStatusImg", "title", StringUtils.defaultIfBlank(service.getStatusDescription(), service.getStatus().toString()));
+            data.setAttribute("serviceStatusImg", "title",
+                    StringUtils.defaultIfBlank(service.getStatusDescription(), service.getStatus().toString()));
 
-            data.setAttribute("organizationsLink", "href", "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services.xhtml");
+            data.setAttribute("organizationsLink", "href",
+                    "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services.xhtml");
             data.setAttribute("servicesLink", "href", "services.xhtml");
 
             data.setAttribute("rawLink", "href", service.getTechnicalName() + ".properties");
             data.setAttribute("rawCheckLink", "href", "propertyCheck.xhtml");
 
             data.setAttribute("statsLink", "href", "stats.xhtml");
-            data.setAttribute("metricsLink", "href", "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
+            data.setAttribute("metricsLink", "href", "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services/"
+                    + service.getTechnicalName() + "/metrics/");
 
             if (service.getLegalURL() != null)
             {
@@ -186,7 +189,8 @@ public class ServiceHeaderView
                 data.setAttribute("crawlLinkImg", "src", "/commons/circle-icons/download.svg");
             }
 
-            data.setAttribute("uptimeLink", "href", "uptime.xhtml");
+            data.setAttribute("uptimeLink", "href", "/federation/organizations/" + service.getOrganization().getTechnicalName() + "/services/"
+                    + service.getTechnicalName() + "/uptime.xhtml");
             Services services = new Services();
             services.add(service);
             if (uptimeJournal.hasRecentError(services))
@@ -208,7 +212,8 @@ public class ServiceHeaderView
             }
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/serviceHeaderView.xhtml", data).toString();
+            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/serviceHeaderView.xhtml", data)
+                    .toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/services/service/ServicesPage.java b/src/website/federation/organizations/organization/services/service/ServicesPage.java
index 357fb68..7a4ffd9 100644
--- a/src/website/federation/organizations/organization/services/service/ServicesPage.java
+++ b/src/website/federation/organizations/organization/services/service/ServicesPage.java
@@ -58,29 +58,36 @@ public class ServicesPage extends HttpServlet
         {
             logger.info("PAGE Service > Services");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = ServiceListView.htmlize(new Services(service));
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = ServiceListView.htmlize(new Services(service));
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/services.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/services.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/StatsPage.java b/src/website/federation/organizations/organization/services/service/StatsPage.java
index 7d098f9..0689a6a 100644
--- a/src/website/federation/organizations/organization/services/service/StatsPage.java
+++ b/src/website/federation/organizations/organization/services/service/StatsPage.java
@@ -65,29 +65,36 @@ public class StatsPage extends HttpServlet
         {
             logger.info("PAGE Service > Stats");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = htmlize(service);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = htmlize(service);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Stats", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/stats.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Stats",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/stats.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/UptimePage.java b/src/website/federation/organizations/organization/services/service/UptimePage.java
index 3057471..80ab84a 100644
--- a/src/website/federation/organizations/organization/services/service/UptimePage.java
+++ b/src/website/federation/organizations/organization/services/service/UptimePage.java
@@ -58,29 +58,36 @@ public class UptimePage extends HttpServlet
         {
             logger.info("PAGE Service > Uptime");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = UptimeView.htmlize(new Services(service), uptimeJournal);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = UptimeView.htmlize(new Services(service), uptimeJournal);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Disponibilité", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/uptime.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Disponibilité",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/uptime.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
diff --git a/src/website/federation/organizations/organization/services/service/metrics/MetricGenericPage.java b/src/website/federation/organizations/organization/services/service/metrics/MetricGenericPage.java
index ceecb75..62e066b 100644
--- a/src/website/federation/organizations/organization/services/service/metrics/MetricGenericPage.java
+++ b/src/website/federation/organizations/organization/services/service/metrics/MetricGenericPage.java
@@ -67,32 +67,40 @@ public class MetricGenericPage extends HttpServlet
         {
             logger.info("PAGE Service > MetricGenericPage");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = htmlize(service, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = htmlize(service, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
-            trail.add("Générique", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/generic.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Métriques",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
+                trail.add("Générique", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/metrics/generic.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -134,16 +142,19 @@ public class MetricGenericPage extends HttpServlet
             //
             data.setContent("graphic.users", MetricHtmlizer.htmlize(service, view, period, "metrics.service.users", ChartColor.GREEN));
 
-            data.setContent("graphic.users.ipv4-ipv6",
-                    MetricHtmlizer.htmlize(service, view, period, "service.users (ipv4 + ipv6)", "metrics.service.users.ipv4", ChartColor.YELLOW, "metrics.service.users.ipv6", ChartColor.GREEN));
+            data.setContent("graphic.users.ipv4-ipv6", MetricHtmlizer.htmlize(service, view, period, "service.users (ipv4 + ipv6)",
+                    "metrics.service.users.ipv4", ChartColor.YELLOW, "metrics.service.users.ipv6", ChartColor.GREEN));
             data.setContent("graphic.users.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.service.users.ipv4", ChartColor.YELLOW));
             data.setContent("graphic.users.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.service.users.ipv6", ChartColor.GREEN));
 
             data.setContent("graphic.accounts", MetricHtmlizer.htmlize(service, view, period, "metrics.service.accounts", ChartColor.GREEN));
-            data.setContent("graphic.accounts.active", MetricHtmlizer.htmlize(service, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
+            data.setContent("graphic.accounts.active",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.service.accounts.active", ChartColor.GREEN));
 
-            data.setContent("graphic.database.bytes", MetricHtmlizer.htmlize(service, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
-            data.setContent("graphic.datafiles.bytes", MetricHtmlizer.htmlize(service, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
+            data.setContent("graphic.database.bytes",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.service.database.bytes", ChartColor.GREEN));
+            data.setContent("graphic.datafiles.bytes",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.service.datafiles.bytes", ChartColor.GREEN));
 
             // TODO
             // metrics.moderation.accounts.reported.* =
@@ -153,7 +164,8 @@ public class MetricGenericPage extends HttpServlet
             // metrics.moderation.accounts.cancelled.* =
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricGenericView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/services/service/metrics/MetricSpecificPage.java b/src/website/federation/organizations/organization/services/service/metrics/MetricSpecificPage.java
index 363ec02..ecba0fc 100644
--- a/src/website/federation/organizations/organization/services/service/metrics/MetricSpecificPage.java
+++ b/src/website/federation/organizations/organization/services/service/metrics/MetricSpecificPage.java
@@ -67,32 +67,40 @@ public class MetricSpecificPage extends HttpServlet
         {
             logger.info("PAGE Service > MetricGenericPage");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = htmlize(service, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = htmlize(service, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
-            trail.add("Spécifique", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/specific.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Métriques",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
+                trail.add("Spécifique", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/metrics/specific.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -139,7 +147,8 @@ public class MetricSpecificPage extends HttpServlet
             }
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSpecificView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/services/service/metrics/MetricSummaryPage.java b/src/website/federation/organizations/organization/services/service/metrics/MetricSummaryPage.java
index 4be85f6..08e5fc1 100644
--- a/src/website/federation/organizations/organization/services/service/metrics/MetricSummaryPage.java
+++ b/src/website/federation/organizations/organization/services/service/metrics/MetricSummaryPage.java
@@ -67,32 +67,40 @@ public class MetricSummaryPage extends HttpServlet
         {
             logger.info("PAGE Service > MetricSummaryPage");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = htmlize(service, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = htmlize(service, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
-            trail.add("Résumé", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/summary.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Métriques",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
+                trail.add("Résumé", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/metrics/summary.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -136,7 +144,8 @@ public class MetricSummaryPage extends HttpServlet
             data.setContent("http.visits", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visits", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricSummaryView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/organizations/organization/services/service/metrics/MetricWebPage.java b/src/website/federation/organizations/organization/services/service/metrics/MetricWebPage.java
index a0d7ec7..d3c36eb 100644
--- a/src/website/federation/organizations/organization/services/service/metrics/MetricWebPage.java
+++ b/src/website/federation/organizations/organization/services/service/metrics/MetricWebPage.java
@@ -67,32 +67,40 @@ public class MetricWebPage extends HttpServlet
         {
             logger.info("PAGE Service > MetricGenericPage");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
-            Organization organization = service.getOrganization();
-            UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
-            ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
-            PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
+                // Use parameters.
+                // ===============
+                Service service = StatoolInfosWeb.instance().getServiceFromPathinfo(request.getPathInfo());
+                Organization organization = service.getOrganization();
+                UptimeJournal uptimeJournal = StatoolInfosWeb.instance().getUptimeJournal();
+                ViewMenu viewMenu = ViewMenu.valueFrom(request.getParameter("view"));
+                PeriodMenu periodMenu = PeriodMenu.valueFrom(request.getParameter("period"));
 
-            // Send response.
-            // ==============
-            String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
-            String contentView = htmlize(service, viewMenu, periodMenu);
+                // Send response.
+                // ==============
+                String headerView = ServiceHeaderView.htmlize(service, uptimeJournal);
+                String contentView = htmlize(service, viewMenu, periodMenu);
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Organisations", "/federation/organizations/");
-            trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
-            trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
-            trail.add(service.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
-            trail.add("Métriques", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
-            trail.add("Web", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/web.xhtml");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Organisations", "/federation/organizations/");
+                trail.add(organization.getName(), "/federation/organizations/" + organization.getTechnicalName() + "/");
+                trail.add("Services", "/federation/organizations/" + organization.getTechnicalName() + "/services.xhtml");
+                trail.add(service.getName(),
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/");
+                trail.add("Métriques",
+                        "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName() + "/metrics/");
+                trail.add("Web", "/federation/organizations/" + organization.getTechnicalName() + "/services/" + service.getTechnicalName()
+                        + "/metrics/web.xhtml");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -133,21 +141,22 @@ public class MetricWebPage extends HttpServlet
 
             data.setContent("http.hits", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits", ChartColor.BLUE));
 
-            data.setContent("http.hits-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.hits (ipv4 + ipv6)", "metrics.http.hits.ipv4", ChartColor.YELLOW, "metrics.http.hits.ipv6",
-                    ChartColor.GREEN));
+            data.setContent("http.hits-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.hits (ipv4 + ipv6)", "metrics.http.hits.ipv4",
+                    ChartColor.YELLOW, "metrics.http.hits.ipv6", ChartColor.GREEN));
             data.setContent("http.hits.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.ipv4", ChartColor.YELLOW));
             data.setContent("http.hits.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.ipv6", ChartColor.GREEN));
 
-            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.hits (humans + bots)", "metrics.http.hits.humans", ChartColor.GREEN,
-                    "metrics.http.hits.bots",
-                    ChartColor.YELLOW));
+            data.setContent("http.hits-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.hits (humans + bots)",
+                    "metrics.http.hits.humans", ChartColor.GREEN, "metrics.http.hits.bots", ChartColor.YELLOW));
             data.setContent("http.hits.humans", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.humans", ChartColor.GREEN));
             data.setContent("http.hits.bots", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.bots", ChartColor.YELLOW));
 
-            data.setContent("http.hits.humans-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.hits.humans (ipv4 + ipv6)", "metrics.http.hits.humans.ipv4", ChartColor.YELLOW,
-                    "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
-            data.setContent("http.hits.humans.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
-            data.setContent("http.hits.humans.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.hits.humans (ipv4 + ipv6)",
+                    "metrics.http.hits.humans.ipv4", ChartColor.YELLOW, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
+            data.setContent("http.hits.humans.ipv4",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.humans.ipv4", ChartColor.YELLOW));
+            data.setContent("http.hits.humans.ipv6",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.http.hits.humans.ipv6", ChartColor.GREEN));
 
             data.setContent("http.errors", MetricHtmlizer.htmlize(service, view, period, "metrics.http.errors", ChartColor.RED));
             data.setContent("http.errors.php", MetricHtmlizer.htmlize(service, view, period, "metrics.http.errors.php", ChartColor.RED));
@@ -158,42 +167,44 @@ public class MetricWebPage extends HttpServlet
 
             data.setContent("http.ip", MetricHtmlizer.htmlize(service, view, period, "metrics.http.ip", ChartColor.BLUE));
 
-            data.setContent("http.ip-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.ip (humans + bots)", "metrics.http.ip.humans", ChartColor.GREEN, "metrics.http.ip.bots",
-                    ChartColor.YELLOW));
+            data.setContent("http.ip-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.ip (humans + bots)", "metrics.http.ip.humans",
+                    ChartColor.GREEN, "metrics.http.ip.bots", ChartColor.YELLOW));
             data.setContent("http.ip.humans", MetricHtmlizer.htmlize(service, view, period, "metrics.http.ip.humans", ChartColor.GREEN));
             data.setContent("http.ip.bots", MetricHtmlizer.htmlize(service, view, period, "metrics.http.ip.bots", ChartColor.YELLOW));
 
-            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4", ChartColor.YELLOW, "metrics.http.ip.ipv6",
-                    ChartColor.GREEN));
+            data.setContent("http.ip-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.ip (ipv4 + ipv6)", "metrics.http.ip.ipv4",
+                    ChartColor.YELLOW, "metrics.http.ip.ipv6", ChartColor.GREEN));
             data.setContent("http.ip.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.ip.ipv4", ChartColor.YELLOW));
             data.setContent("http.ip.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.ip.ipv6", ChartColor.GREEN));
 
             data.setContent("http.requesters", MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters", ChartColor.BLUE));
 
-            data.setContent("http.requesters-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.requesters (humans + bots)", "metrics.http.requesters.humans", ChartColor.GREEN,
-                    "metrics.http.requesters.bots", ChartColor.YELLOW));
-            data.setContent("http.requesters.humans", MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
+            data.setContent("http.requesters-humansbots", MetricHtmlizer.htmlize(service, view, period, "http.requesters (humans + bots)",
+                    "metrics.http.requesters.humans", ChartColor.GREEN, "metrics.http.requesters.bots", ChartColor.YELLOW));
+            data.setContent("http.requesters.humans",
+                    MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters.humans", ChartColor.GREEN));
             data.setContent("http.requesters.bots", MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters.bots", ChartColor.YELLOW));
 
-            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.requesters (ipv4 + ipv6)", "metrics.http.requesters.ipv4", ChartColor.YELLOW,
-                    "metrics.http.requesters.ipv6", ChartColor.GREEN));
+            data.setContent("http.requesters-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.requesters (ipv4 + ipv6)",
+                    "metrics.http.requesters.ipv4", ChartColor.YELLOW, "metrics.http.requesters.ipv6", ChartColor.GREEN));
             data.setContent("http.requesters.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters.ipv4", ChartColor.YELLOW));
             data.setContent("http.requesters.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.requesters.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visitors", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visitors", ChartColor.BLUE));
-            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.visitors (ipv4 + ipv6)", "metrics.http.visitors.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visitors.ipv6", ChartColor.GREEN));
+            data.setContent("http.visitors-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.visitors (ipv4 + ipv6)",
+                    "metrics.http.visitors.ipv4", ChartColor.YELLOW, "metrics.http.visitors.ipv6", ChartColor.GREEN));
             data.setContent("http.visitors.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visitors.ipv4", ChartColor.YELLOW));
             data.setContent("http.visitors.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visitors.ipv6", ChartColor.GREEN));
 
             data.setContent("http.visits", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visits", ChartColor.BLUE));
-            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.visits (ipv4 + ipv6)", "metrics.http.visits.ipv4", ChartColor.YELLOW,
-                    "metrics.http.visits.ipv6", ChartColor.GREEN));
+            data.setContent("http.visits-ipv4ipv6", MetricHtmlizer.htmlize(service, view, period, "http.visits (ipv4 + ipv6)",
+                    "metrics.http.visits.ipv4", ChartColor.YELLOW, "metrics.http.visits.ipv6", ChartColor.GREEN));
             data.setContent("http.visits.ipv4", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visits.ipv4", ChartColor.YELLOW));
             data.setContent("http.visits.ipv6", MetricHtmlizer.htmlize(service, view, period, "metrics.http.visits.ipv6", ChartColor.GREEN));
 
             //
-            String content = PresenterUtils.dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
+            String content = PresenterUtils
+                    .dynamize("/website/federation/organizations/organization/services/service/metrics/metricWebView.xhtml", data).toString();
             result = XidynUtils.extractBodyContent(content);
         }
         catch (XidynException exception)
diff --git a/src/website/federation/softwares/IndexPage.java b/src/website/federation/softwares/IndexPage.java
index 1675469..a697822 100644
--- a/src/website/federation/softwares/IndexPage.java
+++ b/src/website/federation/softwares/IndexPage.java
@@ -66,27 +66,32 @@ public class IndexPage extends HttpServlet
         {
             logger.info("PAGE Federation > Softwares");
 
-            // Get parameters.
-            // ===============
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
+            {
+                // Get parameters.
+                // ===============
 
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-            Categories categories = StatoolInfosWeb.instance().getCategories();
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
+                Categories categories = StatoolInfosWeb.instance().getCategories();
 
-            // Send response.
-            // ==============
-            TagDataManager data = new TagDataManager();
+                // Send response.
+                // ==============
+                TagDataManager data = new TagDataManager();
 
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-            String contentView = htmlize(StatAgent.statAllSoftwares(federation, categories));
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+                String contentView = htmlize(StatAgent.statAllSoftwares(federation, categories));
 
-            BreadcrumbTrail trail = new BreadcrumbTrail();
-            trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-            trail.add("Logiciels", "/federation/softwares/");
+                BreadcrumbTrail trail = new BreadcrumbTrail();
+                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                trail.add("Logiciels", "/federation/softwares/");
 
-            String html = WebCharterView.build(headerView, contentView, trail);
+                html = WebCharterView.build(headerView, contentView, trail);
+                StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+            }
 
             // Display page.
             response.setContentType("application/xhtml+xml; charset=UTF-8");
@@ -123,12 +128,14 @@ public class IndexPage extends HttpServlet
             for (SoftwareStat stat : stats.sortByName())
             {
                 data.setEscapedContent("softwareListLine", index, "softwareListLineNameLink", stat.getName());
-                data.setAttribute("softwareListLine", index, "softwareListLineNameLink", "href", "/federation/softwares/" + stat.getTechnicalName() + ".xhtml");
+                data.setAttribute("softwareListLine", index, "softwareListLineNameLink", "href",
+                        "/federation/softwares/" + stat.getTechnicalName() + ".xhtml");
 
                 data.setContent("softwareListLine", index, "softwareListLineCategory", CategoriesView.build(stat.getCategories(), Mode.ALL));
 
                 data.setContent("softwareListLine", index, "softwareListLineOrganizationCount", stat.getOrganizationCount());
-                data.setContent("softwareListLine", index, "softwareListLineServiceCount", StatoolInfosUtils.defaultIfZero(stat.getServiceCount(), "😿"));
+                data.setContent("softwareListLine", index, "softwareListLineServiceCount",
+                        StatoolInfosUtils.defaultIfZero(stat.getServiceCount(), "😿"));
                 data.setContent("softwareListLine", index, "softwareListLineUserCount", StatoolInfosUtils.defaultIfZero(stat.getUserCount(), "😢"));
                 data.setContent("softwareListLine", index, "softwareListLineVisitCount", StatoolInfosUtils.defaultIfZero(stat.getVisitCount(), "😞"));
 
diff --git a/src/website/federation/softwares/SoftwarePage.java b/src/website/federation/softwares/SoftwarePage.java
index 3c61d73..bb5f754 100644
--- a/src/website/federation/softwares/SoftwarePage.java
+++ b/src/website/federation/softwares/SoftwarePage.java
@@ -64,33 +64,38 @@ public class SoftwarePage extends HttpServlet
         {
             logger.info("PAGE Federation > Softwares > Software");
 
-            // Get parameters.
-            // ===============
-
-            // Use parameters.
-            // ===============
-            Federation federation = StatoolInfosWeb.instance().getFederation();
-            UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
-
-            // Send response.
-            // ==============
-            String headerView = FederationHeaderView.htmlize(federation, uptimes);
-
-            Software software = StatoolInfosWeb.instance().getSoftwareFromPathinfo(request.getPathInfo());
-            if (software == null)
+            String html = StatoolInfosWeb.instance().getHtmlCache().get(this.getClass().getCanonicalName());
+            if (html == null)
             {
-                throw new StatoolInfosWebException("Illegal software name.");
-            }
-            else
-            {
-                Services services = federation.getServices().getBy(software);
-                String contentView = htmlize(software, services);
+                // Get parameters.
+                // ===============
 
-                BreadcrumbTrail trail = new BreadcrumbTrail();
-                trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
-                trail.add("Logiciels", "/federation/softwares/");
+                // Use parameters.
+                // ===============
+                Federation federation = StatoolInfosWeb.instance().getFederation();
+                UptimeJournal uptimes = StatoolInfosWeb.instance().getUptimeJournal();
 
-                String html = WebCharterView.build(headerView, contentView, trail);
+                // Send response.
+                // ==============
+                String headerView = FederationHeaderView.htmlize(federation, uptimes);
+
+                Software software = StatoolInfosWeb.instance().getSoftwareFromPathinfo(request.getPathInfo());
+                if (software == null)
+                {
+                    throw new StatoolInfosWebException("Illegal software name.");
+                }
+                else
+                {
+                    Services services = federation.getServices().getBy(software);
+                    String contentView = htmlize(software, services);
+
+                    BreadcrumbTrail trail = new BreadcrumbTrail();
+                    trail.add(StatoolInfosWeb.instance().getFederation().getName(), "/federation/");
+                    trail.add("Logiciels", "/federation/softwares/");
+
+                    html = WebCharterView.build(headerView, contentView, trail);
+                    StatoolInfosWeb.instance().getHtmlCache().put(this.getClass().getCanonicalName(), html);
+                }
 
                 // Display page.
                 response.setContentType("application/xhtml+xml; charset=UTF-8");