var checkEmail = function(val){
	
	var ret = false;
	var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i
	
	if(filter.test(val)){
		ret = true;
	}
	
	return ret;
}