heyyyyy i need hellpp!!okk so i was runing vista home premuim on my acer aspire and i decided to upgrade to windows 7.. i didnt do a clean install.. sooo i installed and everything was fine.. after everything was done i even ran windows 7 for abt 30 mins but then when i restarted the comp , it went to the black screen with underscore/ or cursor blinking! it goes to the black screen after like the acer boot thingy come( i can change boot sequence and get to bios settings) but windows wont load... it doesnt get to the windows loading part. i tried runing repair install but it was a fail.. it says there isnt anything wrong. Helpppp!! i need to log on to windows again, and i also need my files on harddrive!