<!--
function doSubmit() {
 var f = document.full_registration;
 var dob,theMonth,theDay;
 var regNoNum = /\D/;


if (f.first.value == "") { alert('Please enter your first name.'); f.first.focus(); return false; }
 
if (f.last.value == "") { alert('Please enter your last name.'); f.last.focus(); return false; }

 if (!f.email.value.match(/^\S+@\S+\.\S+$/)) {
   alert('Please enter a valid e-mail address.');
   f.email.focus();
   return false;
   }

if (f.youtube.value == "") { alert('Please enter YouTube url.'); f.youtube.focus(); return false; }

return true;
}
// -->