I've been evaluating various
WikiClones for suitability for building a knowledge base. TWiki is definitely the best. A quick demo to my boss and I got the go ahead to start it! It's a premature to go public on the TWikiSuccessStories but I'll keep you posted.
Personal Preferences (details in TWikiVariables)
Horizontal size of text edit box:
Set EDITBOXWIDTH = 80
Vertical size of text edit box:
Set EDITBOXHEIGHT = 25
Default state of the link check box in the attach file page: