function pop(url,nom,wid,hei) {
	window.open(url, nom,'toolbar=0, location=0, directories=0, status=0, scrollbars=0, resizable=0, copyhistory=0, menuBar=0, width='+wid+', height='+hei)
}

function change(wid,hei) {
	window.resizeTo(wid,hei);
}