jitouch, the Solution for Multi-touch Gestures of OS X Lion
When encounter the problem of losing backward/forward gesture in Finder, iTunes, Chrome, Firefox in OS X Lion, jitouch could help with just a few of settings.
Browsing content tagged iTunes
Using magic mouse 2 fingers swipe in Chrome/Firefox in Lion
UPDATE on Sep 15th: If you don’t want to use any other 3rd party software, it still can be done. Take Trackpad as example: Keep the default setting no change (2 fingers for Safari smooth history, 3 fingers for full screen app switch), when going forward or backward in Chrome or Firefox etc., press ALT(OPTION) […]