Help Me Out, Pop Up Window

i have a pop up window that appears after a user clicks a link, i am looking to center the new window in the middle of the users screen. I use dreamweaver so if there is alittle trick or extension point me in the right direction. Thanks everyone. Joe

here ya go....

look at the source of this

http://home.hiwaay.net/~cbutts/oddstuff/test.html

its set for a window 200 x 200 right now and set to move to 0,0 which is the upper left corner

try something like 350,200 in the "moveto" (for 800x600)