code: function() {
  	    this.show();
  	    
  	    this.SetCanvasRegion(0, 0, this.grouper.layer.el.scrollWidth, this.grouper.layer.el.scrollHeight);
  	    var ctxt = this.getContext();
  	    ctxt.beginPath();
  	    ctxt.moveTo(this.lastX, this.lastY);
  	    this.startX = this.lastX;
  	    this.startY = this.lastY;
  	    this.timer = YAHOO.lang.later(WireIt.RubberBand.defaultDelay, this, function()  { 
  		    this.nextPoint(this.lastX, this.lastY);
  		    this.scroll(this.directions);
  			}, 0, true);
  	}
docs: Start the drawing mode