HELP !! i got my droid two days ago and the first day it turned off by itself then it turned on and it worked fine now today I'm in the car and it starts acting funny so i turned it off and when i turn it back on it goes to my home screen and turns back off and turns on by itself about three times and wont turn on no more i take out the battery and SD card and the same thing happens and when its working fine it says that the SD card may have encounter same errors or its damaged .. I'm going crazy i try doing everything and still nothing ... any suggestions? and other thing my phone is on loud when some one calls or texts my phone only vibrates please someone HELP!!!