Shpping portlet will extends beyond the portlet layout is too narrow

• Type: Regression Bug
• Status: Closed
• Resolution: Inactive
• Affects Version/s: 6.2.X EE
• Fix Version/s: None
• Component/s: Util, Util > Shopping
• Labels:
  • QA-V
• Environment: Tomcat 7.0.42 + MySQL 5.5.34. Firefox 25.0.1. Portal master GIT ID: b21468dfb9390cdfd29f37f3f56517a8184db2d4. ; Tomcat 7.0.42 + MySQL 5.5.34. Firefox 25.0.1. Portal ee-6.2.x EE GIT ID: 6c25cc95d5da68569f77a900e5d5437857f32a95.
• Fix Priority: 2
• Browsers:
  Firefox 25

1. Add a page with 2 Columns(30/70) layout.
2. Add Shopping portlet to the page.
3. Click Cart tab -> Check out.

Expected result:
It should be automatically adjust the suitable size as the same with other browser.

Actual result:
It will extends beyond portlet with 2 columns layout, this issue only occur in Firefox browser.