Does this happen to one site or every site that has forms??

Go to internet options --> general --> settings ... confirm that "Automatically" radio box is selected.

Open internet explorer .. go to tools --> internet options --> content --> autocomplete ... and make sure that forms is checked ..

I only use web based mail ... so I'm safe from everywhere.

The more popular a browser get, the more chances it gets to be exploited. I know of hackers who just exploit IE amazingly. And the most arguable thing is that IE is built into windows so its more...

This is not a tweak ! This section is for known tweaks only ... not for asking. .... so should I move it to windows section or the web browsers section ??? I opt for web browsers as you dont have any...