making map file size smaller

making map file size smaller

where do i get a tool to make map file size smaller. My is 4mb big so i can't create it on battlenet

dl vexorians map optimizer, if its still to small, go here http://wc3sear.ch/viewtopic.php?t=13840&start=0 VG gives some tips on how to reduce map file size in there, but u have to scroll down