? misc/forum-icons.png
Index: misc/forum-closed.png
===================================================================
RCS file: misc/forum-closed.png
diff -N misc/forum-closed.png
Binary files /tmp/cvsuHx2Rs and /dev/null differ
Index: misc/forum-default.png
===================================================================
RCS file: misc/forum-default.png
diff -N misc/forum-default.png
Binary files /tmp/cvspfuSRS and /dev/null differ
Index: misc/forum-hot-new.png
===================================================================
RCS file: misc/forum-hot-new.png
diff -N misc/forum-hot-new.png
Binary files /tmp/cvsbzSPRi and /dev/null differ
Index: misc/forum-hot.png
===================================================================
RCS file: misc/forum-hot.png
diff -N misc/forum-hot.png
Binary files /tmp/cvseWrTRI and /dev/null differ
Index: misc/forum-new.png
===================================================================
RCS file: misc/forum-new.png
diff -N misc/forum-new.png
Binary files /tmp/cvsn093R8 and /dev/null differ
Index: misc/forum-sticky.png
===================================================================
RCS file: misc/forum-sticky.png
diff -N misc/forum-sticky.png
Binary files /tmp/cvsWT9mSy and /dev/null differ
Index: modules/forum/forum-icon.tpl.php
===================================================================
RCS file: /cvs/drupal/drupal/modules/forum/forum-icon.tpl.php,v
retrieving revision 1.6
diff -u -p -r1.6 forum-icon.tpl.php
--- modules/forum/forum-icon.tpl.php	9 Oct 2009 00:59:59 -0000	1.6
+++ modules/forum/forum-icon.tpl.php	7 Aug 2010 12:46:47 -0000
@@ -14,12 +14,14 @@
  * @see theme_forum_icon()
  */
 ?>
+<div class="topic-status-<?php print $icon_class ?>" title="<?php print $icon_title ?>">
 <?php if ($new_posts): ?>
   <a id="new">
 <?php endif; ?>
 
-<?php print theme('image', array('path' => "misc/forum-$icon.png")) ?>
+  <span class="element-invisible"><?php print $icon_title ?></span>
 
 <?php if ($new_posts): ?>
   </a>
 <?php endif; ?>
+</div>
Index: modules/forum/forum.css
===================================================================
RCS file: /cvs/drupal/drupal/modules/forum/forum.css,v
retrieving revision 1.8
diff -u -p -r1.8 forum.css
--- modules/forum/forum.css	28 Apr 2010 20:08:38 -0000	1.8
+++ modules/forum/forum.css	7 Aug 2010 12:46:47 -0000
@@ -24,4 +24,32 @@
 #forum div.indent {
   margin-left: 20px;
 }
-
+#forum .icon div {
+  background-image: url(../../misc/forum-icons.png);
+  background-repeat: no-repeat;
+  width: 24px;
+}
+#forum .icon .topic-status-default {
+  background-position: 0 0;
+  height: 23px;
+}
+#forum .icon .topic-status-new {
+  background-position: 0 -23px;
+  height: 23px;
+}
+#forum .icon .topic-status-hot {
+  background-position: 0 -46px;
+  height: 24px;
+}
+#forum .icon .topic-status-hot-new {
+  background-position: 0 -70px;
+  height: 24px;
+}
+#forum .icon .topic-status-sticky {
+  background-position: 0 -94px;
+  height: 23px;
+}
+#forum .icon .topic-status-closed {
+  background-position: 0 -117px;
+  height: 23px;
+}
Index: modules/forum/forum.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/forum/forum.module,v
retrieving revision 1.571
diff -u -p -r1.571 forum.module
--- modules/forum/forum.module	3 Aug 2010 02:02:02 -0000	1.571
+++ modules/forum/forum.module	7 Aug 2010 12:46:47 -0000
@@ -1144,18 +1144,22 @@ function template_preprocess_forum_topic
 function template_preprocess_forum_icon(&$variables) {
   $variables['hot_threshold'] = variable_get('forum_hot_topic', 15);
   if ($variables['num_posts'] > $variables['hot_threshold']) {
-    $variables['icon'] = $variables['new_posts'] ? 'hot-new' : 'hot';
+    $variables['icon_class'] = $variables['new_posts'] ? 'hot-new' : 'hot';
+    $variables['icon_title'] = $variables['new_posts'] ? t('Hot topic, new comments') : t('Hot topic');
   }
   else {
-    $variables['icon'] = $variables['new_posts'] ? 'new' : 'default';
+    $variables['icon_class'] = $variables['new_posts'] ? 'new' : 'default';
+    $variables['icon_title'] = $variables['new_posts'] ? t('New comments') : t('Normal topic');
   }
 
   if ($variables['comment_mode'] == COMMENT_NODE_CLOSED || $variables['comment_mode'] == COMMENT_NODE_HIDDEN) {
-    $variables['icon'] = 'closed';
+    $variables['icon_class'] = 'closed';
+    $variables['icon_title'] = t('Closed topic');
   }
 
   if ($variables['sticky'] == 1) {
-    $variables['icon'] = 'sticky';
+    $variables['icon_class'] = 'sticky';
+    $variables['icon_title'] = t('Sticky topic');
   }
 }