Pop-in to help me

im trying to create a pop-up window im working on a mac and the code im using in flash is:

on (release) {
getURL(“javascript:popup=window.open(‘popup.swf’,‘Popup’,‘width=250, height=200, left=50, top=50, toolbar=no, scrollbars=no, status=no, resizable=no’)”);

it works on macs but not on p.c’s wondered if anyone knew of an alternative code???

appreciate anyones help.ta.