function popup(url,target)
{
	var w = Math.round(screen.width*(3/4));
	var h = Math.round(screen.height*(3/4));
	var l = Math.round((screen.width-w)/2);
	var t = Math.round((screen.height-h)/2);
	var widthHeight = "width="+w+",height="+h+",left="+l+",top="+t+",menubar=no,resizable=yes,scrollbars=no,status=no,toolbar=no,location=no";
	window.open(url,'',widthHeight);
	return true;
}

function openchat(oForm)
{
		//s = 'chatpopup.php?nickserv='+oForm.nickserv.value;
		s = 'chatpopup.php?nickname='+oForm.nick.value
		popup(s,'Intertet chat');
	return false;
}