var win = null; 
function pop(theURL,myname,w,h){ 
settings = 'scrollbars=yes,resizable=no,width='+w+',height='+h+',status=no,location=no,toolbar=no' 
win = window.open(theURL,myname,settings) 
if(win.window.focus){win.window.focus();} 
}

function apri(form,car,nome)
   {
   if (!nome)
      nome = 'aa' + (new Date().getTime());
   form.target = nome;
   open ('', nome, car);
}