function popUp(URL) {
    if (screen) {
        y=(screen.height-510)/2
		x=(screen.width-430)/2
    }

    window.open(URL,'xxx','scrollbars=no,width=480,height=570,screenX='+x+',screenY='+y+',top='+y+',left='+x);
}

function popUpApp(URL) {
    if (screen) {
        y=(screen.height-565)/2
		x=(screen.width-800)/2
    }

    window.open(URL,'xxx23','scrollbars=no,width=800,height=565,screenX='+x+',screenY='+y+',top='+y+',left='+x);
}