/** Check Email Address **/
function checkEmail(email) {
	var filter = new RegExp('^[a-z0-9]+([_|\.|-]{1}[a-z0-9]+)*@[a-z0-9]+([_|\.|-]{1}[a-z0-9]+)*[\.]{1}[a-z]{2,6}$', 'i');
	
	if(!filter.test(email)) {
		return false;
	}
	else {
		return true;
	}
}