code: function() {
          var div = OpenLayers.Control.prototype.draw.apply(this),
              links = this.getOrCreateLinks(div),
              zoomIn = links.zoomIn,
              zoomOut = links.zoomOut,
              eventsInstance = this.map.events;
          
          if (zoomOut.parentNode !== div) {
              eventsInstance = this.events;
              eventsInstance.attachToElement(zoomOut.parentNode);
          }
          eventsInstance.register("buttonclick", this, this.onZoomClick);
          
          this.zoomInLink = zoomIn;
          this.zoomOutLink = zoomOut;
          return div;
      }
docs: Method: draw
  
  Returns:
  {DOMElement} A reference to the DOMElement containing the zoom links.