home button not working on my iphone

it may be a software problem backup>restore>sync if continues it may be hardware prob. go to apple store or goto ifix.com(as i remember) buy home button and tools open your iphones screen and fix youtube can help ya or just go to apple store if you have warranty +5

"was facing the same problem too. Found this post and it did the trick:

http://snapguide.com/guides/calibrate-your-home-button/"