function emailCheck (emailStr) {
	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("Email address seems incorrect (check @ and .'s)");
		return false;
	}
	var user=matchArray[1];
	var domain=matchArray[2];
	for (i=0; i<user.length; i++) {
		if (user.charCodeAt(i)>127) {
			alert("Ths username contains invalid characters.");
			return false;
   		}
	}
	for (i=0; i<domain.length; i++) {
		if (domain.charCodeAt(i)>127) {
			alert("Ths domain name contains invalid characters.");
			return false;
		}
	}

	if (user.match(userPat)==null) {
		alert("The 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("The 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("The address must end in a well-known domain or two letter " + "country.");
		return false;
	}

	if (len<2) {
		alert("This address is missing a hostname!");
		return false;
	}
	
	
	return true;
}

function val()
{
var _na=document.reg.name.value;
if(_na.toString()==""){alert("Please Give Your Name");return false;}

var _fa=document.reg.fan.value;
if(_fa.toString()==""){alert("Please Give Your Father's Name");return false;}

var _ga=document.reg.age.value;
if(_ga.toString()==""){alert("Please Give Your age");return false;}

var _pa=document.reg.dob.value;
if(_pa.toString()==""){alert("Please Give Your DOB");return false;}

var _sa=document.reg.sex.value;
if(_sa.toString()==""){alert("Please Give Your Gender");return false;}


var _use=document.reg.user.value;
if(_use.toString()==""){alert("Give a User ID");return false;}

var _ps=document.reg.pass.value;
if(_ps.toString()==""){alert("password field cannot be empty");return false;}

if(_ps.length<5){alert("Password should be of minimum 5 digits"); return false;}

var _vps=document.reg.conpass.value;
if(_vps.toString()==""){alert("Password Confirmation field cannot be empty");return false;}

if(_vps.length<5){alert("Password Confirmation should be of minimum 5 digits");return false;}

if(_ps != _vps){alert("Your passwords does not match-Please Re-enter");return false;}

if(_use == _ps){alert("Your UserID and Password should not be the same");return false;}

var _lasto=document.reg.passid.value;
if(_lasto.toString()==""){alert("Please Enter a Identifier Tip for you");return false;}

var _lasty=document.reg.passtip.value;
if(_lasty.toString()==""){alert("Please Enter answer for Tip");return false;}

var _last=document.reg.email.value;
if (!emailCheck(_last)){return false;}
var _kalv=document.reg.kalai.value;
if(_kalv.toString()==""){alert("Please give your subsect");return false;}

var _kald=document.reg.got.value;
if(_kald.toString()==""){alert("Please give your Gothram");return false;}

var _kalc=document.reg.star.value;
if(_kalc.toString()==""){alert("Please give your Star");return false;}

var _kalp=document.reg.achar.value;
if(_kalp.toString()==""){alert("Who is your Acharyan Swami? ");return false;}

var _vkal=document.reg.add1.value;
if(_vkal.toString()==""){alert("Please give your Address");return false;}

var _vkalc=document.reg.add2.value;
if(_vkalc.toString()==""){alert("Please give your Full Address");return false;}

var _kalvic=document.reg.city.value;
if(_kalvic.toString()==""){alert("Please give your city");return false;}

var _kalcy=document.reg.state.value;
if(_kalcy.toString()==""){alert("Please give your State/Territory");return false;}

var _kalcid=document.reg.pin.value;
if(_kalcid.toString()==""){alert("Please give your Pin/PBag No");return false;}
var _kaloc=document.reg.cont.value;
if(_kaloc.toString()==""){alert("Please give your Country");return false;}


else return true;}