function reg2()
{
 var d=document.contact;
 if (d.email.value=="") {
		alert("Please enter email");
//		d.email.focus();
		return false;
	}
	if(checkingEmail(d.email.value)==false)
	   {
		 alert("Invalid Email, Please re-enter");
//		 d.email.focus();
		 return false;
	   }
	   
  if (d.name.value=="") {
		alert("Please enter name");
//		d.name.focus();
		return false;
	}
	
}
	function checkingEmail(emailStr){
	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) {
		return false
	}
	var user=matchArray[1]
	var domain=matchArray[2]
	if (user.match(userPat)==null) {
	    return false
	}
	var IPArray=domain.match(ipDomainPat)
	if (IPArray!=null) {
		  for (var i=1;i<=4;i++) {
		    if (IPArray[i]>255) {
				return false
		    }
	    }
	    return true
	}
	var domainArray=domain.match(domainPat)
	if (domainArray==null) {
		return false
	}
	var atomPat=new RegExp(atom,"g")
	var domArr=domain.match(atomPat)
	var len=domArr.length
	if (domArr[domArr.length-1].length<2 ||
	    domArr[domArr.length-1].length>4) {
		return false
	}
	if (len<2) {
	   return false
	}
	return true;
}	
function onlyint()
{
	if(event.keyCode==0x08){
		event.returnValue = true;
	}
	else if(event.keyCode==0x09){
		event.returnValue = true;
	}
   
	else if(event.keyCode==45){
		event.returnvalue=true;
	}
	else if(!(event.keyCode>=0x30 && event.keyCode <=0x39)){
				event.returnValue = false;
	}	
}