Bug 243349 - Wrong image-Links in composer_help.html and composer_help.xhtml. Patch by Michael Opitz <michael.opitz@aon.at>. r=rlk@trfenv.com

suite/locales/en-US/chrome/common/help/composer_help.xhtml

@@ -2725,13 +2725,13 @@ pages.</p>
 <p>Verify that your Internet connection is currently offline by
 looking at the online/offline icon in the lower right corner of any
 Mozilla window. If you are currently offline, the icon appears as
-<img src="images/offline.gif">.</p>
+<img src="images/offline.png">.</p>
 
 <p><strong>Possible Solutions:</strong></p>
 
 <ul>
 <li>Click the online/offline icon to go online. In the online
-state, the icon should look like this: <img src="images/online.gif">.</li>
+state, the icon should look like this: <img src="images/online.png">.</li>
 
 <li>Make sure your Internet connection is working by attempting to
 view a web page using the Navigator browser. For example, confirm