<!-- hide scripting from certain browers
function validate(f) {

   // Ensure certain fields are not blank

   if (f.name.value == "") {
       alert("Please enter your name");
       f.name.focus();
       return (false);
   }

   if (f.email.value == "") {
       alert("Please enter your email address");
       f.email.focus();
       return (false);
   }

   emval = f.email.value;
   blnkfnd = emval.indexOf(" ");
   dotposnrev = emval.lastIndexOf(".");
   atposnfwd = emval.indexOf("@");
   atposnrev = emval.lastIndexOf("@");
   atposnfwdplus1 = atposnfwd + 1;
   if (
	blnkfnd != -1
	||
	atposnfwd == -1
	||
	atposnfwd == 0
	||
	emval.length < 5
	||
	atposnfwd != atposnrev
	||
	dotposnrev == -1
	||
	(dotposnrev <= atposnfwd + 1)
	||
	dotposnrev + 1 == emval.length
       ) {
       alert("Please re-enter your email address - the format is not valid.");
       f.email.focus();
       return (false);
   }

   if (f.comments.value == "") {
       alert("Please enter your comments");
       f.comments.focus();
       return (false);
   }

   if (f.chknumentry.value == "") {
       alert("Please enter the verification number");
       f.chknumentry.focus();
       return (false);
   }

   return true;
}
//-->