http://answers.microsoft.com/en-us/windows/forum/w indows_xp-system/how-to-reinstall-msimg32dll/27d6b b96-8c69-4335-985d-31f77f20b5f81. Insert XP (or your support software) CD
2. Do system search for MSimg32.dll using advanced tab to make sure you are looking for system and hidden folders.
3. Select the zipped version of MSimg32.dll
4. Select the MOVE TO option and type in C:\Windows\32
5. Reboot computer