If you find that your IE 7 is not filling in the http:// in the address bar automatically, when it should, ie after you type the url address and hit enter, it could, quite possibly a case of corruption in the Registry! Consequently, you may be unable to load web pages. The cause could be a present or past malware infections or any other reason too ! So the first thing to do would be to run an additional anti-spyware like, say, Ad-Aware. Then you may check out the following:
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