Morrowind is installed to "C:/MW/" and skyrim is in "C:/program files/steamd/steamapps/common/skyrim/" (steamd is not a typo).
It would be nice to receive some actual help rather than having LASentry come in here and tell me it works fine for him, like what's happened in every other thread about the issue.

Didn't I say to go and try
Didn't I say to go and try the alternate installer?