function MM_openBrWindow(theURL,winName,w,h,pos) {

if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
features='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',location=no,directories=no,status=no,menubar=no,toolbar=no,scrollbars=yes,resizable=no';
var mypopup = window.open(theURL,winName,features);
mypopup.focus;
return false;
}