// JavaScript Document
function validate(form_id,Email) { 
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = document.forms[form_id].elements[Email].value; 
	if(reg.test(address) == false) { 
		alert('Please enter a vaild email address'); return false; 
	} 
}

function checkemail() {
	if (document.contactform.Email.value != document.contactform.Email2.value) {
		alert ('The email addresses do not match. Please re-enter.')
		return false;
	}
}