>My understanding of the difference between them is that 'top/left' >positions the popup window relative to the monitor screen, while >'screenX/screenY' positions it relative to the browser window, but doesn't >work in IE. >So, in theory screenX would let you pop up a window 200 pixels right of the >top-left corner of the parent window, if it worked in IE. But since it >doesn't we're stuck with 200 pixels right of the top-left corner of the >screen. Hmm, just tested it and NN4 and 6 treat screenX and screenY as top and left, and not as you describe. ppk _________________________________________________________________________ Get Your Private, Free E-mail from MSN Hotmail at http://www.hotmail.com.