function UpdateCheck(Vnum, Vfn, Vln, Vad1, Vcit, Vsta, Vzip, emailStr, Vver1, Vver2, Vmsg) {
var checkTLD=1;
var knownDomsPat=/^(com|net|org|edu|int|mil|gov|arpa|biz|aero|name|coop|info|pro|museum)$/;
var emailPat=/^(.+)@(.+)$/;
var specialChars="\\(\\)><@,;:\\\\\\\"\\.\\[\\]";
var validChars="\[^\\s" + specialChars + "\]";
var quotedUser="(\"[^\"]*\")";
var ipDomainPat=/^\[(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})\]$/;
var atom=validChars + '+';
var word="(" + atom + "|" + quotedUser + ")";
var userPat=new RegExp("^" + word + "(\\." + word + ")*$");
var domainPat=new RegExp("^" + atom + "(\\." + atom +")*$");
var matchArray=emailStr.match(emailPat);

/*
 if (matchArray==null ) {alert("No email address entered");};
 else
{
var user=matchArray[1];
var domain=matchArray[2];
for (i=0; i<user.length; i++) {
if (user.charCodeAt(i)>127) {
alert("Email address error: username contains invalid characters.");
return false;
   }
}
for (i=0; i<domain.length; i++) {
if (domain.charCodeAt(i)>127) {
alert("Email address error: domain name contains invalid characters.");
return false;
   }
}
if (user.match(userPat)==null) {
alert("Email address error: username doesn't seem to be valid.");
return false;
}
var IPArray=domain.match(ipDomainPat);
if (IPArray!=null) {
for (var i=1;i<=4;i++) {
if (IPArray[i]>255) {
alert("Destination IP address is invalid!");
return false;
   }
}
return true;
}
var atomPat=new RegExp("^" + atom + "$");
var domArr=domain.split(".");
var len=domArr.length;
for (i=0;i<len;i++) {
if (domArr[i].search(atomPat)==-1) {
alert("Email address error: domain name does not seem to be valid.");
return false;
   }
}
if (checkTLD && domArr[domArr.length-1].length!=2 && 
domArr[domArr.length-1].search(knownDomsPat)==-1) {
alert("Email address error: address must end in a well-known domain or two letter " + "country.");
return false;
}

var len=emailStr.length;
if (len<2) {alert("Email address error: address is missing a hostname!");return false;}
}

*/

var len=Vnum.length;
if (len<1) {alert("Please enter your Membership Number !");return false;}

var len=Vfn.length;
if (len<1) {alert("Please enter your first name !");return false;}

var len=Vln.length;
if (len<1) {alert("Please enter your last name !");return false;}



Vver2=Vver2/3;
if (Vver1 != Vver2) {alert ("Wrong verification code, please re-enter the code shown above the submit button.")
	return false;
	}
if (confirm(Vmsg)) {return true} else {return false}
return true;
}