var stile1 = "top=10, left=10, width=450, height=300, status=yes, menubar=no, toolbar=yes scrollbar=yes";
var stile2 = "top=10, left=10, width=600, height=800, status=yes, menubar=no, toolbar=yes scrollbar=yes";     
     
     function Popup(apri,tipo) {
        if (tipo==1) {
            window.open(apri, "", stile1);
        } else {
            window.open(apri, "", stile2);
        }  
     }