function arch_checkemail(str){
		var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
		if (filter.test(str)) {
			return true;
		} else{
			return false;
		}
	}
	function reqValidEmail(field) {
		var email = document.getElementById(field);
		if(arch_checkemail(email.value)) {
			return true;
		} else {
			email.className = 'redbox';
			alert('Valid Email Required');
			return false;
		}
	}
	function checkValidEmail(field) {
		var email = document.getElementById(field);
		if(arch_checkemail(email.value)) {
			email.className = 'greenbox';
			return true;
		} else {
			email.className = 'redbox';
			return false;
		}
	}