project Avatar:Project avatar is not working on Safari 3

Steps:
1. Login to JIRA.
2. Click on "Administration" tab. Click "Add project" link. Or try opening dialog by editing any project.
3. Click on default project avatar to launch project avatar dialog.

Result.
1. Nothing happens. User can just see the spinning image.
2. Its working on Safari 4.0

Expected:
1. The project avatar dialog should get launch and user is able to work.