Here is a batch script to help out with replacing uxtheme.dll:
Copy and paste the text below into notepad and save the file as rename.bat. Then just execute the batch script to reanme the easily.
ren $dlldir$uxtheme.dll $dlldir$uxtheme.dll.bak
ren $dlldir$uxtheme.pat $dlldir$uxtheme.dll
