function ValidateRegister()
{
  var f = document.frmRegister;
  var pt = f.PaymentType;
  
  if (f.FirstName.value == "") {
    alert("Please Input First Name.");
    f.FirstName.focus();
    return (false);
  }
  
  if (f.LastName.value == "") {
    alert("Please Input Last Name.");
    f.LastName.focus();
    return (false);
  }
  
  if (f.Email.value == "") {
    alert("Please Input Email.");
    f.Email.focus();
    return (false);
  }
  
  if (f.Address.value == "") {
    alert("Please Input Address.");
    f.Address.focus();
    return (false);
  }
  
  if (f.City.value == "") {
    alert("Please Input City.");
    f.City.focus();
    return (false);
  }
  
  if (f.State.value == "") {
    alert("Please Input State.");
    f.State.focus();
    return (false);
  }
  
  if (f.ZipCode.value == "") {
    alert("Please Input Zip Code.");
    f.ZipCode.focus();
    return (false);
  }
  
  if (f.DayPhone.value == "") {
    alert("Please Input Day Phone.");
    f.DayPhone.focus();
    return (false);
  }
  
  var ptype="";
  var i;
  
  for (i=0;i<pt.length;i++)
    {
	    if (pt[i].checked)
	     {
		   ptype = pt[i].value;
	      }
    }
  
  if (ptype == ""){
      alert("Please Choose Payment Method.");
      return (false);
    }
  else if (ptype == "By Sponsor"){
      if (f.SponsorName.value == "") {
         alert("Please Input Sponsored by.");
         f.SponsorName.focus();
         return (false);
       }
    }
  else if (ptype == "American Express" || ptype == "Visa" || ptype == "Master Card" || ptype == "Discover"){
        if (f.NameOnCard.value == "") {
           alert("Please Input Name On Card.");
           f.NameOnCard.focus();
           return (false);
          }
  
        if (f.CardNumber.value == "") {
           alert("Please Input Credit Card Number.");
           f.CardNumber.focus();
           return (false);
          }
  
        if (f.ExpireDate.value == "") {
           alert("Please Input Expiration Date.");
           f.ExpireDate.focus();
           return (false);
          }
      }
      
      return (true);
 }