// remove the registerOverlay call to disable the close button
          hs.registerOverlay({
            overlayId: 'closebutton',
            position: 'top right',
            showCredits: false,
            fade: 2 // fading the semi-transparent overlay looks bad in IE
          });
          hs.showCredits = false;	

          hs.onKeyDown = function (sender, e) {
            return false;
          }

          hs.graphicsDir = '/images/highslide/';