regulator

So tommorrow I have to go and get my alternator replaced in my jetta. Cost is $410. Also today my window fell in on the drivers side only a few minutes after I fixed the passengers window button on the passenger door. The local vw shop quoted $150 for regulator and bits, but on ebay there are...

when i got my 96 gls only the passengers sid front window worked. so today i went to my local junkyard and got the three that it needed for $94. i put them in and they all worked fine but now my passengers side front window (the only one that worked when i bought the car) doesnt work at all:(...