Compatible with all browsers: Internet Explorer 6+, Firefox 3, Chrome 1, Safari 3, Opera 9*
*If you are using Opera you need to enable the following settings in Tools → Preferences → Content → JavaScript Options...- Allow raising of windows
- Allow lowering of windows
- Allow script to receive right clicks
Blog: http://finnrudolph.de/Blog/Cross-browser_compatible_right_click_context_menu_in_JavaScript
Running Code: http://testground.finnrudolph.de/js/right_click_menu/
Opera Forum Discussion: http://my.opera.com/community/forums/topic.dml?id=267769