Repair Internet Explorer 6
A number of XP users have reported situations with Internet Explorer 6 becoming corrupted and reporting a number of different errors. While there is certainly no guarantee, the two procedures listed below have restored functionality to IE6 for many users experiencing problems.
Note: Both methods listed require that the Microsoft Windows XP CD-ROM be available.
Method 1: Microsoft Internet Explorer 6.x Repair for Windows XP
1 From the Start menu, select Run.
2 In the Open field, type sfc /scannow (Note: There is a space between sfc and /scannow)
3 Select the OK button.
4 Follow the prompts throughout the System File Checker process.
5 Reboot the computer when System File Checker completes.
Method 2: Microsoft Internet Explorer 6.x Repair for Windows XP
1 From the Start menu, select Search, select All Files and Folders.
2 Select More Advanced Options and place a checkmark beside Search Hidden Files and Folders option
3 Ensure that Search System Folders and Search Subfolders are also checked.
4 In the All or Part of the File Name box, type ie.inf
5 In the Look In drop-down menu, select C: or the letter of the hard drive that contains the Windows folder.
6 Click the Search button.
7 In the search results pane, find the ie.inf file located in Windows\Inf folder.
8 Right click the ie.inf file and click Install on the context menu.
9 Reboot the computer when the file copy process is complete

- srikanth dhanwada