window.addEvent('domready', function () {
      /* make sliding segments */
      var infoslide = new Object();
      $$('.infodivdown').each(function (infodivdown) {
        infoslide[infodivdown.id] = new Fx.Slide(infodivdown, { duration : 500 }).hide();
      });
      $$('td.namedown').addEvent('click', function (e) {
        var infodivdown = $E('#info'+this.getParent().id+' .infodivdown');
        if (infoslide[infodivdown.id].open) {
          infoslide[infodivdown.id].options.transition = Fx.Transitions['Back']['easeIn'];
          this.setStyle('background-image', 'url(../images/main/twistyplus.gif)');
        } else {
          infoslide[infodivdown.id].options.transition = Fx.Transitions['Back']['easeOut'];
          this.setStyle('background-image', 'url(../images/main/twistyminus.gif)');
        }
        infoslide[infodivdown.id].toggle();
      });
    });