I just got my iphone 4 today, i waited in line... took it home jailbroke it, added some ringtones. Thats it. THEN- i went to settings>reset> erase iphone its started to turn off then back on HERES where it gets bad! the apple come up then weird lines come up at the top the apple goes away to a black screen. THATS IT! it never does anything else! HELP HELP HELP ! D: I tried to put it in DFU mood by holding home and sleep wake... does the same thing and DOESNT go into DFU!! what can i doo?! if i take it into the apple store will the replace it , or will they find out i jailbroke it ? please. im scared.