//Мега валидация
function checkForm(obj, elems) {
	var element, pattern;
	var reg = new RegExp("[0-9a-z_]+@[0-9a-z_^.]+\\.[a-z]{2,3}", 'i');
		for (var i = 0; i < obj.elements.length; i++) {
			element = obj.elements[i];
			if (elems != undefined) {
				if (elems.join().indexOf(element.type) < 0) continue;
			}
			if (!element.getAttribute("required")) continue;
			if (pattern = element.getAttribute("check_pattern")) {
				pattern = new RegExp(pattern, "g");
				if (!pattern.test(element.value)) {
					alert(element.getAttribute("required"));
					element.focus();
					return false;
				}
			} else if(/^\s*$/.test(element.value)) {
				alert(element.getAttribute("required"));
				element.focus();
				return false;
			}

			if (null != element.getAttribute('mail')) {
				if (!reg.test(element.value)) {
					alert(element.getAttribute('mail'));
					element.focus();
					return false;
				}
			}
		}

		var passs = document.getElementById('users_password');
		var passs_check = document.getElementById('users_password_check');

		if (passs_check && passs.value != passs_check.value) {
			alert('Пароли не совпадают');
			passs.focus();
			return false;
		}

	return true;
}