function checkForm(form_obj) {

	var is_error = false;

    for (var i = 0; form_obj_elem = form_obj.elements[i]; i++) {

        if (form_obj_elem.type == "text") {

            if (form_obj_elem.getAttribute("rel") == 'required' && !form_obj_elem.value) {

				form_obj_elem.className = 'defInputError';

				form_obj_elem.focus();

                is_error = true;

				break;

			} else {

				form_obj_elem.className = 'defInput';

			}

		}

	}

    return !is_error;

}