We use both of these programs with Vista and XP. We highly recommend them.
You can try them at No Cost
Repair XP Pro 100% XP & Vista Compatible
(Great program) The most comprehensive system repair tools on the market.
 

Internet Explorer 7 does not start or stops responding

Internet Explorer 7 might not open or, more often, it hangs up (stops responding) while you're browsing. Often closing and reopening the program is all it takes, but that's annoying. There are some troubleshooting tips that may help in KB article 926449 at http://support.microsoft.com/kb/926449/en-us
 

* The hottest Registry cleaning software on the Net today!

* Repair XP Pro - (Great program) The most comprehensive system repair tool on the market.

* 100's of Very Good Assorted Free computer programs.