Also try this:
Shut down Internet Explorer and Outlook Express.
Go to Control Panel/Internet, and clear your temporary Internet Files.
Go to the Privacy tabs, and delete all cookies .
Now go to the Advanced tab, and click Restore Defaults.
Next, on to the Security tab, highlight 'Internet, and click restore defaults there as well.
Go to Start ->Run, and type each line below separately, then press OK:
regsvr32 c:\windows\system\vbscript.dll
regsvr32 c:\windows\system\mshtml.dll
Note: you should see a brief message after each entry.
Reboot and test IE - New Window, repost with your results.
If no joy,
Restore the file vbscript.dll from your Windows CD-ROM, or better still, from your IE installation cabs, if you still have them with SFC:
How to extract files in Windows 98 and Windows Me
Good luck,