I tried to reset my jail broken iPhone 3gs and it is now frozen. What do i do? - 1

I tried to reset my jail broken iPhone 3gs and it is now frozen. What do i do?

Added (1). It is frozen on the screen when you turn the phone on, the screen is black with a silver apple logo in the middle.

Added (2). Also, it will not let me connect my phone to iTunes… Any other ideas?

Reset thru iTunes?
what screen is it froze on?

hold down home and power button til it resets or boot with redsnow