// JavaScript Document
function submitSearch() {
	var form = document.frmSearch
	if (form.email.value == "") {
		alert( 'Please enter email address.' );
		form.email.focus();
		return false;
	}
	if ( checkEmail() == false ) {
		form.email.focus();
		return false;
	}
	form.submit();
}
	
function checkEmail() {
	var form = document.frmSearch;
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = form.email.value;
	if(reg.test(address) == false) {
		alert( 'Please enter the valid Email. Only alphanumeric characters, @, -, _ and . are allowed.' );
		return false;
	}
}