// block resize
function trigger(elem) {
        if (elem.title == "развернуть") {
                elem.title = elem.innerHTML = "свернуть";
                elem.parentNode.style.height = "auto";
                elem.className = "trigger_on";
        } else {
                elem.title = elem.innerHTML = "развернуть";
                elem.parentNode.style.height = "88px";
                elem.className = "trigger_off";
        }
}