JanSt / MOD Sep. 12, 2012 at 09:26
http://www.youtube.com/watch?v=DsGw7C2g-4o
Swipe the edge of your palm from one side of the screen across to the other side.
You know your SGS3 has "Help" onboard, yes? There's a demo on your phone. In your manual. Other tricks also. Read it. 
Shid Oct. 24, 2012 at 20:34
easy hold ur power button n home screen button dwn tgtha at d same time!
Most Useful Answer Shid Oct. 24, 2012 at 20:34
easy hold ur power button n home screen button dwn tgtha at d same time!