function openWindow(url, win_name, width, height) {
    window.open(url,win_name,'toolbar=0,location=0,directories=0,status=1,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+height);
    //popup = window.open(url, 'popup');
    //window.open(url,'mywindow','width=400,height=200');
}
function openPopup(url) {
	popup = window.open(url,'','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width=722,height=533');
}
function openPopupEx(url, width, height) {
	popup = window.open(url,'','toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=0,resizable=0,width='+width+',height='+ height);
}