I do not have them, but here is the thread about the removal / install of the new ones. I don't think I would use a butter knife though, maybe a plastic pry bar or removal tool of some sort.
http://f10.5post.com/forums/showthread.php?t=546370
I would use a tool like these:
http://www.harborfreight.com/5-piece...set-67021.html
I purchased a cheap set of just the trim piece from eBay for like $17, then I painted them to match my car.