Originally Posted by Vipfreak
I've tried it many different ways and get nothing.
I dunno if it makes a difference, but I'm rooted and I'm using launcher pro.
You say you're rooted, are you using a TouchWiz ROM as you'll need to be. Check it's enabled in:
Settings > Motion > Palm swipe to capture
This is taken from Jelly Bean but it should be similar in ICS.