In windows press windows key+R then type cmd and press enter.In the new black window type ipconfig /flushdns as torrenthunter says and press enter.If and this didn't work then maybe its a problem with your ISP dns
did you clean the browser with ccleaner? if not make a clean with it.
Xazar Thanx a Ton This Cleaner Thingi Worked Perfect Both of the sites r Loading and Workin Fine for now hope it never happens again and lit wait til tomorrow