// var win=null; function Popup(mypage,myname,w,h,scroll,pos){ if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w-24)/2:100;TopPosition=(screen.height)?(screen.height-h)/4:100;} settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no'; win=window.open(mypage,myname,settings);}