commit 974fcc8e75abddf6a1058f000db82e5155dd0631
Author: Kiphaas7 <Kiphaas7@248880.no-reply.drupal.org>
Date:   Thu Sep 27 21:17:08 2012 +0800

    additional fixes

diff --git a/core/modules/system/system.admin.css b/core/modules/system/system.admin.css
index 374db82..f51383f 100644
--- a/core/modules/system/system.admin.css
+++ b/core/modules/system/system.admin.css
@@ -58,14 +58,20 @@ small .admin-link:after {
 /**
  * Modules page.
  */
+#system-modules table {
+  table-layout: fixed;
+}
 #system-modules div.incompatible {
   font-weight: bold;
 }
+#system-modules th.checkbox {
+  width: 15%;
+}
 #system-modules th.module-name {
-  width: 30%;
+  width: 25%;
 }
 #system-modules th.module-description {
-  width: 70%;
+  width: 60%;
 }
 #system-modules td {
   vertical-align: top;
@@ -87,40 +93,33 @@ small .admin-link:after {
   color: #5c5c5b;
   height: 20px;
   line-height: 20px;
-  position: relative;
-}
-#system-modules .description .inner .details {
   overflow: hidden; /* truncates descriptions if too long */
-  position: absolute;
-  white-space: nowrap;
-  width: 100%;
   text-overflow: ellipsis;
+  white-space: nowrap;
 }
 #system-modules .expanded .description .inner {
-  position: static;
   height: auto;
-}
-#system-modules .expanded .description .inner .details {
-  overflow: auto;
-  position: static;
+  overflow: visible;
   white-space: normal;
-  width: auto;
 }
-#system-modules .expanded .description .inner .details .text {
+#system-modules .expanded .description .text {
   -webkit-hyphens: auto;
   -moz-hyphens: auto;
   hyphens: auto;
 }
 
 @media screen and (max-width: 40em) {
-  #system-modules .description .inner .details .text {
+  #system-modules .description .text {
     display: none;
   }
+  #system-modules th.checkbox {
+    width: 20%;
+  }
   #system-modules th.module-name {
-    width: 70%;
+    width: 40%;
   }
   #system-modules th.module-description {
-    width: 30%;
+    width: 40%;
   }
 }
 #system-modules .description .version {
diff --git a/core/modules/system/system.base.css b/core/modules/system/system.base.css
index 6d0ca78..610d94d 100644
--- a/core/modules/system/system.base.css
+++ b/core/modules/system/system.base.css
@@ -144,7 +144,6 @@ div.tree-child-horizontal {
 table.sticky-header {
   background-color: #fff;
   margin-top: 0;
-  z-index: 200;
 }
 
 /**
diff --git a/core/modules/system/system.modules.js b/core/modules/system/system.modules.js
index 7c8c424..f8e43a5 100644
--- a/core/modules/system/system.modules.js
+++ b/core/modules/system/system.modules.js
@@ -4,8 +4,8 @@
 
 $.extend(Drupal.settings, {
   hideModules: {
-    method: 'slideToggle',
-    duration: 'fast'
+    method: 'toggle',
+    duration: 0
   }
 });
 
@@ -21,12 +21,22 @@ Drupal.behaviors.hideModuleInformation = {
       // Fancy animating.
       $tbodies.on('click keydown', 'tr', function (e) {
         if (e.type === 'click' || (e.type === 'keydown' && e.keyCode === 13)) {
-          e.preventDefault();
-          var $tr = $(this);
-          $tr.find('.requirements, .links')[effect.method](effect.duration)
-          .promise().done(function() {
-            $tr.toggleClass('expanded');
-          });
+          if (e.target.nodeName !== 'A') {
+            e.preventDefault();
+            var $tr = $(this);
+            var $toggleElements = $tr.find('.requirements, .links');
+
+            // Prevent empty elements from being shown.
+            if ($.trim($toggleElements.text()) === '') {
+              $tr.toggleClass('expanded');
+            }
+            else {
+              $toggleElements[effect.method](effect.duration)
+              .promise().done(function() {
+                $tr.toggleClass('expanded');
+              });
+            }
+          }
         }
       });
       // Makes the whole cell a click target.