arboria - menu refresh

    height = Math.max(document.documentElement.clientHeight, window.innerHeight || 0);
    cheight = $('.main-content').innerHeight();
    if (height < cheight) {
      height = cheight;
    }

    setHeight = function(height) {
      $('.menu-block').css({
        "min-height": height
      });
      return true;
    };
    setHeight(height);