var messageInvalidSubscribe = 'Invalid data!';
        function loginOnBlur2(obj)
        {
                    var f=obj.form;
                     if (f.email.value == '')
             f.email.value = f.email.defaultValue;

        }

        function loginOnFocus2(obj)
        {
                    var f=obj.form;
                     if (f.email.value == f.email.defaultValue)
             f.email.value = '';

        }

        function subscribe(f)
        {
          if (!f.email.value || f.email.value == f.email.defaultValue)
          {
            alert(messageInvalidSubscribe);
            f.email.focus();
          }
          else
          {
//           f.action="/main/subscribe/add.html";
	    f.action="subscribe/login2";
           f.submit();
          }
        }

        function subscribe2(f)
        {
          if (!f.first_name.value)
          {
            alert('Invalid First name');
            f.first_name.focus();
          }
          else if (!f.last_name.value)
          {
            alert('Invalid Last name');
            f.last_name.focus();
          }
          else if (!f.email.value)
          {
            alert(messageInvalidSubscribe);
            f.email.focus();
          }
          else
          {
           f.action="/main/subscribe/add.html";
           f.submit();
          }
        }

        function unsubscribe(f)
        {
          if (!f.email.value || f.email.value == f.email.defaultValue)
          {
            alert(messageInvalidSubscribe);
            f.email.focus();
          }
          else
          {
           f.action="/main/subscribe/del.html";
           f.submit();
          }
        }