Currently Being ModeratedMar 28, 2013 4:23 PM (in response to alnajafeyahya)
If it has been Disabled after entering the wrong passcode - http://support.apple.com/kb/HT1212.
Unfortunately, you must restore it in iTunes on your computer. There is no way to retrieve a forgotten pass lock code.
You will need to Restore your device from the same computer that you most recently synced to. See - http://support.apple.com/kb/HT1414.