var F1;

function dopopup(url, name, nwidth, nheight, scrollbars) {
	F1=open(url,name,"left="+(screen.width-nwidth)/2+",top="+(screen.height-nheight)/2+",width="+nwidth+", height="+nheight+", menubar=no, locationbar=no, scrollbars="+scrollbars+", resizable=no, status=no")
	F1.focus();
}	

function gamepopup(gameid, nwidth, nheight, scrollbars) {
	dopopup('/gamepopup.php?gameid=' + gameid, 'gamepopup', nwidth, nheight, 'yes');
}