white smoke from ac? newbie!

hey wassup guys just had a question about a 91 ls i was looking to buy. the car only has about 72000 miles on it but the only problem was i saw a little bit of white smoke coming from the ac.not to sure what it means so any feedback would be great. and is there any other problems i should be looking for before i buy the car. thanks

http://www.g2ic.com/forums/showthread.php?t=98696&highlight=white+smoke

http://www.g2ic.com/forums/showthread.php?t=69847&highlight=white+smoke

:search:

looks like good news to me i guess im getting a new car. thanks for the great info :werd: