function abrevento(URL, nome) {
   var width = 750;
   var height = 350;
   var left = 100;
   var top = 100;
   window.open(URL,nome, 'width='+width+', height='+height+', top='+top+', left='+left+', scrollbars=yes, status=no, toolbar=no, location=no, directories=no, menubar=no, resizable=yes, fullscreen=no');
}