Generally the advice of this forum is to forget winzip and try a freeware zipper like 7-zip an exceptionally good start you wont regret.
http://www.7-zip.org/
http://www.oldversion.com/talk/showt...hlight=zippers
but then I like old junk
http://www.kmonos.net/lib/xacrett.en.html
but maybe thats just me.