var win=null;
var newsize = screen.width;
var newsize2 = screen.height;

function NewWindow(mypage,myname,w,h,scroll,pos){

if(pos=="random"){LeftPosition=0;TopPosition=0;}

if(pos=="center"){LeftPosition=0;TopPosition=0;}

else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=0;}

settings='width='+newsize+',height='+newsize2+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';

win=window.open(mypage,myname,settings);}