Control Panel icons are wrong in Mozilla Firefox

• Type: Regression Bug
• Status: Closed
• Resolution: Won't Fix
• Affects Version/s: 6.2.X EE
• Fix Version/s: None
• Component/s: Frontend Infrastructure, Legacy, Legacy > Control Panel menu, WCM, WCM > Sites Management
• Labels: None
• Environment: Tomcat 7 + MySQL 5. Portal master. Mozilla Firefox 22. GIT ID: ae7330d9797d715cbcd9902d945ce492da2d4136.
• Fix Priority: 2

The following icons have the wrong UI in Control Panel while using Mozilla Firefox 22:

1. Content: Wiki & Recycle Bin.
2. Users: Site Memberships & Site Teams.
3. Configuration: Site Settings & Application Display Templates.

Attached screenshots will show the details.

Steps to reproduce:

1. Start portal in Mozilla Firefox
2. Go to Control Panel

Expected result:
Icons should display correctly for the Content, Users, and Configuration.

Actual result:
Icons do not display correctly for the Content, Users, and Configuration.