i cant repair nor delete this Trojan with nod and or avg7. I'm not to keen on installing Norton 2004 as its slows down my sys. i dont know how to regidit, is that a posability and if so can someone walk me throught it ?? File C:\Documents and Settings\jane doe\Local Settings\Temporary Internet Files\Content.IE5\AH2JIT85\0006_regular.cab is infected with trojan Win32/TrojanDownloader.IstBar.NAD. NOD32 cannot clean this infiltration.