Mine

   function submit_form() {
     data = Form.serialize($('form1'));
     alert(data);
     new Ajax.Request('http://www.mcssl.com/app/contactsave.asp',
        {
           method:'post',
           postBody:data
        },
        onFailure: function(t) {
           alert('Error ' + t.status + ' -- ' + t.statusText);
        }
     )
   };