I guess you were paying attention to the wrong guy's posts...
I posted about it several posts back, when I saw you were trying to do it with an expression. In fact I had mentioned it twice, even earlier about fixing the filename. I didn't know you were a masochist...
I though when Rod suggested Replace() to you he was just playing one of his dirty Australian tricks, but then you fell for it... Just remember, I tried to save you.
Take a look at it; it's a very handy tool, as perhaps you now realize.