Thanks all of you, Ravi the reset from Microsoft software only deleted the History,and chaged the homepage from some vista.com to microsoft.combut it cant change the user control over homepage changing, but the HKEY_current settings changed it and now I can change the HomePage,thanks ,and by the way I have scanned the system with Eset nod 32 and a month ago installed the Windows XP after formatting the C Drive , and installed the IE8 From Windows UPDATE website ,as I was having RC version only, I hope I am not havig Virus as it is very messy things and everyone gets afraid including me about a virus as itcan be hiden anywhere ,GOd may save us.
Really Thank you
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and Ultimabasher thank you also, but I didnt put any Password when installing XP only my name as Username, no password.so now If I add password,I have to click my admin icon,everyTime enter my password than I can login, its added work, SO skippped it, sorry but thanks fro replying in a Day.
ThaNKS