tried everything...are there any antivirus pgms i can run in safe mode? pc hangs randomly, sometimes even in safe mode. win xp + asus p5e3 delux + 3G ocz ddr3 + ati radeon 4870 x2...very bummed...thought it was overheating w/ati card but rivatuner fixes that....did full memory testt with memtest...will go for 3 to 20 mins after boot up then just hang...any way to solve? Please help! Many thanks!