diff --git a/core/src/main/resources/hudson/matrix/MatrixProject/index.jelly b/core/src/main/resources/hudson/matrix/MatrixProject/index.jelly
index de39e50e3a2e20c3b84abaefee7d80e040014b26..729cc04a1f991995556fed95956b1f9ff34ec299 100644
--- a/core/src/main/resources/hudson/matrix/MatrixProject/index.jelly
+++ b/core/src/main/resources/hudson/matrix/MatrixProject/index.jelly
@@ -27,7 +27,7 @@ THE SOFTWARE.
   <l:layout title="${it.name}">
     <st:include page="sidepanel.jelly" />
     <l:main-panel>
-      <h1>${%Project} <l:breakable value="${it.displayName}"/></h1>
+      <h1 class="matrix-project-headline page-headline">${%Project} <l:breakable value="${it.displayName}"/></h1>
       <j:if test="${it.name!=it.displayName}">
         ${%Project name}: ${it.fullName}
       </j:if>
@@ -52,4 +52,4 @@ THE SOFTWARE.
       <p:upstream-downstream />
     </l:main-panel>
   </l:layout>
-</j:jelly>
\ No newline at end of file
+</j:jelly>
diff --git a/core/src/main/resources/hudson/model/AbstractBuild/index.jelly b/core/src/main/resources/hudson/model/AbstractBuild/index.jelly
index 1879ad1e39a4e2ca3a6da193e4fb86bb2602a23f..1174e9fb45004e1a8e135ab4ace95aacd5a1360e 100644
--- a/core/src/main/resources/hudson/model/AbstractBuild/index.jelly
+++ b/core/src/main/resources/hudson/model/AbstractBuild/index.jelly
@@ -78,7 +78,7 @@ THE SOFTWARE.
                       <j:choose>
                         <j:when test="${dep.from!=null}">
                           <a href="${rootURL}/${dep.from.url}" class="model-link inside">
-                            <img src="${imagesURL}/16x16/${dep.from.buildStatusUrl}"
+                            <img class="model-link-icon" src="${imagesURL}/16x16/${dep.from.buildStatusUrl}"
                                  alt="${dep.from.iconColor.description}" height="16" width="16" />${dep.from.displayName}</a>
                         </j:when>
                         <j:otherwise>
@@ -89,7 +89,7 @@ THE SOFTWARE.
                       &#x2192; <!-- right arrow -->
 
                       <a href="${rootURL}/${dep.to.url}" class="model-link inside">
-                        <img src="${imagesURL}/16x16/${dep.to.buildStatusUrl}"
+                        <img class="model-link-icon" src="${imagesURL}/16x16/${dep.to.buildStatusUrl}"
                              alt="${dep.to.iconColor.description}" height="16" width="16" />${dep.to.displayName}</a>
 
                       (<a href="${rootURL}/${dep.project.url}changes?from=${dep.fromId}&amp;to=${dep.toId}">${%detail}</a>)
diff --git a/core/src/main/resources/hudson/model/Job/index.jelly b/core/src/main/resources/hudson/model/Job/index.jelly
index 626c258c7ca44940cb956f16e751e5c9cf703f4c..b272840da299dab057815aa0de1aea5ee5d71d48 100644
--- a/core/src/main/resources/hudson/model/Job/index.jelly
+++ b/core/src/main/resources/hudson/model/Job/index.jelly
@@ -27,7 +27,7 @@ THE SOFTWARE.
   <l:layout title="${it.displayName}${not empty it.parent.fullDisplayName?' ['+it.parent.fullDisplayName+']':''}">
     <st:include page="sidepanel.jelly" />
     <l:main-panel>
-      <h1>${it.pronoun} <l:breakable value="${it.displayName}"/></h1>
+      <h1 class="job-index-headline page-headline">${it.pronoun} <l:breakable value="${it.displayName}"/></h1>
       <j:if test="${(it.name!=it.displayName) and (it.class.name!='hudson.matrix.MatrixConfiguration')}">
         ${%Project name}: ${it.fullName}
       </j:if>
@@ -40,4 +40,4 @@ THE SOFTWARE.
       <st:include page="permalinks.jelly" />
     </l:main-panel>
   </l:layout>
-</j:jelly>
\ No newline at end of file
+</j:jelly>
diff --git a/core/src/main/resources/hudson/model/Job/permalinks.jelly b/core/src/main/resources/hudson/model/Job/permalinks.jelly
index 5517dcb415ba7a303742f4695bfbf8dabf338d2e..6283bb2bd918780c9bb243c14452a0577826cc3f 100644
--- a/core/src/main/resources/hudson/model/Job/permalinks.jelly
+++ b/core/src/main/resources/hudson/model/Job/permalinks.jelly
@@ -25,11 +25,11 @@ THE SOFTWARE.
 <!-- display permalinks of the page -->
 <?jelly escape-by-default='true'?>
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form" xmlns:i="jelly:fmt" xmlns:p="/lib/hudson/project">
-  <h2>${%Permalinks}</h2>
-  <ul>
+  <h2 class="permalinks-header">${%Permalinks}</h2>
+  <ul class="permalinks-list">
     <j:set var="job" value="${it}" />
     <j:forEach var="p" items="${it.permalinks}">
       <st:include page="link.jelly" it="${p}"/>
     </j:forEach>
   </ul>
-</j:jelly>
\ No newline at end of file
+</j:jelly>
diff --git a/core/src/main/resources/hudson/model/PermalinkProjectAction/Permalink/link.jelly b/core/src/main/resources/hudson/model/PermalinkProjectAction/Permalink/link.jelly
index c4834937df4251261192a483d41b298ee4b9c4c8..f8335f81de78d14713bbbfa6c28e88fab301062e 100644
--- a/core/src/main/resources/hudson/model/PermalinkProjectAction/Permalink/link.jelly
+++ b/core/src/main/resources/hudson/model/PermalinkProjectAction/Permalink/link.jelly
@@ -31,8 +31,8 @@ THE SOFTWARE.
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form" xmlns:p="/lib/hudson/project">
   <j:set var="b" value="${it.resolve(job)}"/>
   <j:if test="${b!=null}">
-    <li>
-      <a class="model-link inside tl-tr" href="${it.id}/">${%format(it.displayName,b.displayName,b.timestampString)}</a>
+    <li class="permalink-item">
+      <a class="permalink-link model-link inside tl-tr" href="${it.id}/">${%format(it.displayName,b.displayName,b.timestampString)}</a>
     </li>
   </j:if>
 </j:jelly>
diff --git a/core/src/main/resources/hudson/model/Run/console.jelly b/core/src/main/resources/hudson/model/Run/console.jelly
index 958ff2409a7d57633d0fa6c487970e11dbe46321..8a8242e1b3f63c13497c84727368b1bf3c744ed6 100644
--- a/core/src/main/resources/hudson/model/Run/console.jelly
+++ b/core/src/main/resources/hudson/model/Run/console.jelly
@@ -60,7 +60,7 @@ THE SOFTWARE.
         </j:when>
         <!-- output is completed now. -->
         <j:otherwise>
-          <pre>
+          <pre class="console-output">
             <st:getOutput var="output" />
             <j:whitespace>${it.writeLogTo(offset,output)}</j:whitespace>
           </pre>
diff --git a/core/src/main/resources/hudson/tasks/test/MatrixTestResult/index.jelly b/core/src/main/resources/hudson/tasks/test/MatrixTestResult/index.jelly
index 3444efe3ea35dea11cbe6214038529ecc8b95b04..af772273efe151b423449c828158dbf1ad84a0d6 100644
--- a/core/src/main/resources/hudson/tasks/test/MatrixTestResult/index.jelly
+++ b/core/src/main/resources/hudson/tasks/test/MatrixTestResult/index.jelly
@@ -27,7 +27,7 @@ THE SOFTWARE.
   <l:layout title="Test">
     <st:include page="sidepanel.jelly" it="${it.owner}"/>
     <l:main-panel>
-      <h1>Test Result</h1>
+      <h1 class="matrix-test-result-headline page-headline">Test Result</h1>
       <test:bar/>
 
       <table class="pane sortable">
diff --git a/core/src/main/resources/hudson/widgets/HistoryWidget/entry.jelly b/core/src/main/resources/hudson/widgets/HistoryWidget/entry.jelly
index 70b6c22b85e44ed0531ac8766eaa01b4c766b315..7aed1018e85f131f402051320830ebada8a3c189 100644
--- a/core/src/main/resources/hudson/widgets/HistoryWidget/entry.jelly
+++ b/core/src/main/resources/hudson/widgets/HistoryWidget/entry.jelly
@@ -31,7 +31,7 @@ THE SOFTWARE.
   <j:set var="transitive" value="${(it.firstTransientBuildKey!=null and (it.adapter.compare(build,it.firstTransientBuildKey) ge 0)) ? 'transitive' : null}" />
   <tr class="build-row no-wrap ${transitive}">
     <td>
-      <a href="${link}console"><img width="16" height="16" src="${imagesURL}/16x16/${build.buildStatusUrl}" alt="${build.iconColor.description} &gt; ${%Console Output}" tooltip="${build.iconColor.description} &gt; ${%Console Output}" /></a><st:nbsp/>
+      <a class="build-status-link" href="${link}console"><img class="build-status-icon" width="16" height="16" src="${imagesURL}/16x16/${build.buildStatusUrl}" alt="${build.iconColor.description} &gt; ${%Console Output}" tooltip="${build.iconColor.description} &gt; ${%Console Output}" /></a><st:nbsp/>
       ${build.displayName}
     </td>
     <td style="padding-right:0">
@@ -51,7 +51,7 @@ THE SOFTWARE.
   </tr>
   <j:if test="${build.building}">
     <j:set target="${it}" property="nextBuildNumberToFetch" value="${build.number}"/>
-    <tr class="transitive"><td></td><td colspan="2" style="padding:0">
+    <tr class="transitive build-progress-bar"><td></td><td colspan="2" style="padding:0">
       <table class="middle-align">
         <tr><td>
           <t:buildProgressBar build="${build}"/>
diff --git a/core/src/main/resources/hudson/widgets/HistoryWidget/index.jelly b/core/src/main/resources/hudson/widgets/HistoryWidget/index.jelly
index 0fdf38b43c1b61312f43e8573415bff9967810fe..539dbfb8dbc1bf94d6585be55eaf70a12fafafc9 100644
--- a/core/src/main/resources/hudson/widgets/HistoryWidget/index.jelly
+++ b/core/src/main/resources/hudson/widgets/HistoryWidget/index.jelly
@@ -86,15 +86,15 @@ THE SOFTWARE.
     <!--
       RSS link
     -->
-    <tr class="build-row">
+    <tr class="build-row build-rss-links">
       <td colspan="3" align="right">
-        <a href="${it.baseUrl}/rssAll"><img src="${imagesURL}/atom.gif" border="0" alt="Feed" height="16" width="16"/></a>
+        <a class="build-rss-all-icon" href="${it.baseUrl}/rssAll"><img src="${imagesURL}/atom.gif" border="0" alt="Feed" height="16" width="16"/></a>
         <st:nbsp/>
-        <a href="${it.baseUrl}/rssAll">RSS ${%for all}</a>
+        <a class="build-rss-all-link" href="${it.baseUrl}/rssAll">RSS ${%for all}</a>
         <st:nbsp/>
-        <a href="${it.baseUrl}/rssFailed"><img src="${imagesURL}/atom.gif" border="0" alt="Feed" height="16" width="16"/></a>
+        <a class="build-rss-failed-icon" href="${it.baseUrl}/rssFailed"><img src="${imagesURL}/atom.gif" border="0" alt="Feed" height="16" width="16"/></a>
         <st:nbsp/>
-        <a href="${it.baseUrl}/rssFailed">RSS ${%for failures}</a>
+        <a class="build-rss-failed-link" href="${it.baseUrl}/rssFailed">RSS ${%for failures}</a>
       </td>
     </tr>
   </l:pane>
diff --git a/core/src/main/resources/lib/hudson/buildCaption.jelly b/core/src/main/resources/lib/hudson/buildCaption.jelly
index 2d0befb162ed302a9c5e63b444a1f5e728ca5f1e..b42574b99d69b0be3e9fde6ac2abf30f2e48825b 100644
--- a/core/src/main/resources/lib/hudson/buildCaption.jelly
+++ b/core/src/main/resources/lib/hudson/buildCaption.jelly
@@ -27,13 +27,13 @@ THE SOFTWARE.
 -->
 <?jelly escape-by-default='true'?>
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form">
-	<h1>
+	<h1 class="build-caption page-headline">
 	  <j:if test="${it.building}">
-	    <div style="float:right">
+	    <div class="build-caption-progress-container" style="float:right">
 	      <table class="middle-align"><tr>
 	        <td>
 	          ${%Progress}:
-	        </td><td>
+	        </td><td class="build-caption-progress-bar">
 	          <t:buildProgressBar build="${it}"/>
 	        </td><td>
             <j:if test="${it.parent.hasAbortPermission()}">
@@ -44,7 +44,7 @@ THE SOFTWARE.
 	    </div>
 	  </j:if>
 	  
-	  <img src="${imagesURL}/48x48/${it.buildStatusUrl}" width="48" height="48" alt="${it.iconColor.description}" tooltip="${it.iconColor.description}" />
+	  <img class="build-caption-status-icon" src="${imagesURL}/48x48/${it.buildStatusUrl}" width="48" height="48" alt="${it.iconColor.description}" tooltip="${it.iconColor.description}" />
 	  <d:invokeBody />
 	</h1>
 </j:jelly>
diff --git a/core/src/main/resources/lib/hudson/buildHealth.jelly b/core/src/main/resources/lib/hudson/buildHealth.jelly
index 9d5dae6d3417d7ba37b705efe8bc903915807570..87f6d3dbe20d9525ed93fd50d4616f13c5735b9c 100644
--- a/core/src/main/resources/lib/hudson/buildHealth.jelly
+++ b/core/src/main/resources/lib/hudson/buildHealth.jelly
@@ -42,14 +42,16 @@ THE SOFTWARE.
         <j:if test="${buildHealth!=null}">
             <j:choose>
               <j:when  test="${!empty(healthReports)}">
-                <a href="${empty(link)?'#':link}" style="${attrs.style}">
+                <a class="build-health-link" href="${empty(link)?'#':link}" 
+                    style="${attrs.style}">
                     <img src="${rootURL}${buildHealth.getIconUrl(iconSize)}"
-                         alt="${buildHealth.score}%" class="icon${iconSize}"/>
+                         alt="${buildHealth.score}%" 
+                         class="build-health-icon icon${iconSize}"/>
                 </a>
               </j:when>
               <j:otherwise>
                  <img src="${rootURL}${buildHealth.getIconUrl(iconSize)}"
-                      alt="${buildHealth.score}%" class="icon${iconSize}"/>
+                      alt="${buildHealth.score}%" class="build-health-icon icon${iconSize}"/>
                </j:otherwise>
              </j:choose>  
         </j:if>
diff --git a/core/src/main/resources/lib/layout/layout.jelly b/core/src/main/resources/lib/layout/layout.jelly
index 74be6a369f0fe344a931f078fe6179d688120dc9..49c91300a84066791eb358e1e42a6efab3b8a137 100644
--- a/core/src/main/resources/lib/layout/layout.jelly
+++ b/core/src/main/resources/lib/layout/layout.jelly
@@ -140,7 +140,7 @@ ${h.initPageVariables(context)}
       <st:include it="${pd}" page="header.jelly" optional="true" />
     </j:forEach>
   </head>
-  <body class="yui-skin-sam">
+  <body id="jenkins jenkins-${h.version}" class="yui-skin-sam">
     <!-- for accessibility, skip the entire navigation bar and etc and go straight to the head of the content -->
     <a href="#skip2content" class="skiplink">Skip to content</a>
 
@@ -149,7 +149,7 @@ ${h.initPageVariables(context)}
         <td id="top-panel" colspan="2">
           <table cellpadding="0" cellspacing="0" width="100%" border="0">
             <tr><td style="font-weight:bold; font-size: 2em;">
-              <a href="${rootURL}/"><img src="${imagesURL}/title.png" alt="title" width="139" height="34" /></a>
+              <a id="jenkins-home-link" href="${rootURL}/"><img id="jenkins-home-icon" src="${imagesURL}/title.png" alt="title" width="139" height="34" /></a>
             </td><td style="vertical-align: middle; text-align: right; padding-right: 1em;">
 
               <!-- search box -->
diff --git a/core/src/main/resources/lib/layout/stopButton.jelly b/core/src/main/resources/lib/layout/stopButton.jelly
index 48cf43453c41008c7d6c2b07075e5133fa569027..c5413a341e37174889c467c7816c04575eba8239 100644
--- a/core/src/main/resources/lib/layout/stopButton.jelly
+++ b/core/src/main/resources/lib/layout/stopButton.jelly
@@ -26,7 +26,7 @@ THE SOFTWARE.
 <?jelly escape-by-default='true'?>
 <j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:i="jelly:fmt">
     <st:documentation>
-        Creates a clickable “Stop” button.
+        Creates a clickable "Stop" button.
         <st:attribute name="href" use="required">
             Link target. Relative to the current page.
         </st:attribute>
@@ -34,7 +34,7 @@ THE SOFTWARE.
             Alt text for image.
         </st:attribute>
     </st:documentation>
-    <a href="${href}" onclick="new Ajax.Request(this.href); return false">
-        <img src="${imagesURL}/16x16/stop.png" alt="${alt}" height="16" width="16"/>
+    <a class="stop-button-link" href="${href}" onclick="new Ajax.Request(this.href); return false">
+        <img class="stop-button-icon" src="${imagesURL}/16x16/stop.png" alt="${alt}" height="16" width="16"/>
     </a>
 </j:jelly>
diff --git a/core/src/main/resources/lib/layout/task.jelly b/core/src/main/resources/lib/layout/task.jelly
index 18cdc781daa56cc9ebec51c6b5bc8a8e2378cdb6..edb1e03ce35ec53b0b79e47dd2a43df6d20eae3a 100644
--- a/core/src/main/resources/lib/layout/task.jelly
+++ b/core/src/main/resources/lib/layout/task.jelly
@@ -129,12 +129,12 @@ THE SOFTWARE.
           <j:choose>
             <j:when test="${requiresConfirmation and not attrs.onClick}">
               <l:confirmationLink href="${href}" post="${post}" message="${confirmationMessage ?: title}">
-                <img width="24" height="24" style="margin: 2px;" alt="" src="${icon}"/>
+                <img class="task-icon" width="24" height="24" style="margin: 2px;" alt="" src="${icon}"/>
               </l:confirmationLink>
             </j:when>
             <j:otherwise>
-              <a href="${href}" onclick="${attrs.onclick ?: (post ? 'postRequest_' + id + '(this)' : null)}">
-                <img width="24" height="24" style="margin: 2px;" alt="" src="${icon}"/>
+              <a href="${href}" class="task-icon-link" onclick="${attrs.onclick ?: (post ? 'postRequest_' + id + '(this)' : null)}">
+                <img class="task-icon" width="24" height="24" style="margin: 2px;" alt="" src="${icon}"/>
               </a>
             </j:otherwise>
           </j:choose>
@@ -154,7 +154,7 @@ THE SOFTWARE.
               </l:confirmationLink>
             </j:when>
             <j:otherwise>
-              <a href="${href}" onclick="${attrs.onclick ?: (post ? 'postRequest_' + id + '(this)' : null)}">
+              <a href="${href}" class="task-link" onclick="${attrs.onclick ?: (post ? 'postRequest_' + id + '(this)' : null)}">
                 <j:choose>
                   <j:when test="${match}">
                     <b>${title}</b>
@@ -176,4 +176,4 @@ THE SOFTWARE.
       </j:otherwise>
     </j:choose>
   </j:if>
-</j:jelly>
\ No newline at end of file
+</j:jelly>