safari won't connect to internet while internet explorer will
Safari 5.1.7. installed on Windows 7.0 Ultimate. It will not connect to the internet. IE still works fine. Also, iTunes cannot connect to the iStore.
Safari 5.1.7-OTHER, Windows 7
With those symptoms, I'd try the following document:
Apple software on Windows: May see performance issues and blank iTunes Store
(If there's a SpeedBit LSP showing up in Autoruns, it's usually best to just uninstall your SpeedBit Video Accelerator.)