// Begin Função de POPup windows - Copyright - InforSantos, Lda
function popupPage(l, t, w, h, res, URL) {
var windowprops = "location=no,scrollbars=no,menubars=no,toolbars=no,resizable="+ res + ",left=" + l + ",top=" + t + ",width=" + w + ",height=" + h;
popup = window.open(URL,"MenuPopup",windowprops);
}

<!--
function blockError(){return true;}
window.onerror = blockError;
// -->