//Apertura riquadro 800x600

function apriquadro800x600(link) {
var h = 640;
var w = 800;
winprop = 'height='+h+',width='+w+',scrollbars=yes, status=no, toolbar=no, hotkeys=no;'
//winprop = ''
window.open(link, 'quadro800x600', winprop);
}



function chiudi() {
window.close();
}