var frm = document.forms[0];

function CheckForm()
  { 
   if ((document.forms[0].p_member_id.value.length == 0) &&
       (!document.forms[0].p_found.checked))
     {
      alert("Please enter your member reference OR\ncheck the box if you are a Foundation member");
      document.forms[0].p_member_id.focus();
      return false;
     }

   if ((document.forms[0].p_member_id.value.length > 0) &&
       (document.forms[0].p_found.checked))
     {
      alert("Please enter your member reference OR\ncheck the box, but not both");
      document.forms[0].p_member_id.focus();
      return false;
     }
  
   if (document.forms[0].p_mail.value.length < 5)
     {
      alert("Please enter the email address we will have recorded for you");
      document.forms[0].p_mail.focus();
      return false;
     }
 
   document.forms[0].btnSubmit.value = "Please wait..";
   document.forms[0].btnSubmit.disabled = true;
   document.forms[0].submit();
  }
  
function CheckForm2()
  {
   if (document.forms[0].challenge_answer.value.length < 1)
     {
      alert("Please supply the answer to your challenge question");
      document.forms[0].challenge_answer.focus();
      return false;
     }

   document.forms[0].btnSubmit2.value = "Please wait..";
   document.forms[0].btnSubmit2.disabled = true;
   document.forms[0].submit();
  }