Expected behavior:
If comments are disabled for a content type, the form should not be displayed

Steps to reproduce:
1) fresh d6 install (w/ garland)
2) enable CFAC and follow install instructions
3) set comment form above comments on "story"
4) view story and see form in correct place
5) edit story content type & set comments to "disabled"
6) view story again ... form is still there
7) sadness