var winlinkWindow=null;
function winlink(mypage,myname,w,h,pos,infocus){
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=100;TopPosition=100;}settings='width='+ w + ',height='+ h + ',top=' + TopPosition + ',left=' + LeftPosition + ',location=yes,directories=yes,menubar=yes,toolbar=yes,status=yes,scrollbars=yes,resizable=yes,dependent=no';
winlinkWindow=window.open('',myname,settings);
if(infocus=='front'){winlinkWindow.focus();winlinkWindow.location=mypage;}
}