I've had mine completely apart twice. It took me a couple hours the first time. The second time only about 45 minutes. While you have it apart, I recommend taking some Krazy glue and putting a little bit around the "Home Button" diaphragm to help it stay in place after heavy use.
A small flat-head screwdriver works better than a Phillips on the Phillips screws... Just a tip for you.
A small flat-head screwdriver works better than a Phillips on the Phillips screws... Just a tip for you.