well all the users who are afraid from IE7 here i am for you
To uninstall Internet Explorer 7 to return to Internet Explorer 6 on Windows XP
1. Click “Start,” and then click “Control Panel.”
2. Click “Add or Remove Programs.”
3. Check “Show Updates” at the top of the dialog box.
4. Scroll down the list and highlight the version of Internet Explorer 7 that you are running, and then click “Change/Remove.” (If you are running Internet Explorer 7 Beta 2 Preview — March 20 or later, it is not necessary to check “Show Updates.”)
5. Go here and select the appropriate version of Internet Explorer 7/6 for your operating system.
well if this doesnt works
then do this
1. Edit the registry to change the Internet Explorer IsInstalled flag from 1 to 0.
http://support.microsoft.com/kb/304872/en-us
2. Repair your Internet Explorer 6 installation.
http://support.microsoft.com/kb/318378/en-us
To uninstall Internet Explorer 7 to return to Internet Explorer 6 on Windows XP
1. Click “Start,” and then click “Control Panel.”
2. Click “Add or Remove Programs.”
3. Check “Show Updates” at the top of the dialog box.
4. Scroll down the list and highlight the version of Internet Explorer 7 that you are running, and then click “Change/Remove.” (If you are running Internet Explorer 7 Beta 2 Preview — March 20 or later, it is not necessary to check “Show Updates.”)
5. Go here and select the appropriate version of Internet Explorer 7/6 for your operating system.
well if this doesnt works
then do this
1. Edit the registry to change the Internet Explorer IsInstalled flag from 1 to 0.
http://support.microsoft.com/kb/304872/en-us
2. Repair your Internet Explorer 6 installation.
http://support.microsoft.com/kb/318378/en-us
Nice tutorial 
