Hello guys

i bought a new iPhone v1.1.1 ok and i did the steps to upgrade it to v1.1.2 and unlock it, but i had i problem. when i upgrade it to v1.1.2 i did restore not upgrade so i got iphone v1.1.2 unlocked that is i can't unlock it. So i downgrade it to v1.1.1 but the restore mod screes kept showing and i couldn't remove it.

So can anyone help me to remove and i unlock it.