function CheckMultiple1(frm, name) {
        for (var i=0; i < frm.length; i++)
        {
           fldObj = frm.elements[i];
           fldId = fldObj.id;
           if (fldId) {
              var fieldnamecheck=fldObj.id.indexOf(name);
              if (fieldnamecheck != -1) {
                 if (fldObj.checked) {
                    return true;
                 }
              }
           }
        }
        return false;
     }
  function CheckForm1(f) {
     if (f.email.value == "") {
        alert("Please enter your email address.");
        f.email.focus();
        return false;
     }
              if (f.format.selectedIndex == -1) {
                 alert("Please choose a format to receive your email campaigns in");
                 f.format.focus();
                 return false;
              }
                    if (f.captcha.value == "") {
           alert("Please enter the security code shown");
           f.captcha.focus();
           return false;
        }
            return true;
     };