[Urgent] Stuck At Galaxy S and cant flash anything

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http://forum.xda-developers.com – Hello everyone.. I was messing around with the galaxy s I have and I accidentally flashed TWRP recovery that is for I9070 .. so now ik stuck on this : And I can't put it on download mode or any other modes.. So I connected it to the computer and my computer is able to detect it .. same for Odin.. But when I try flashing the firmware .. its stuck on SetupConnection I tried different odins and drivers.. and no kies and those things are not installed.. Any help please!! Sent from my GT-N7100 (HowTos)