code: function(iPageX, iPageY) {
          var el = this.getEl();
          var dragEl = this.getDragEl();
          var s = dragEl.style;
  
          this._resizeProxy();
  
          if (this.centerFrame) {
              this.setDelta( Math.round(parseInt(s.width,  10)/2), 
                             Math.round(parseInt(s.height, 10)/2) );
          }
  
          this.setDragElPos(iPageX, iPageY);
  
          YAHOO.util.Dom.setStyle(dragEl, "visibility", "visible"); 
      }
docs: Resizes the drag frame to the dimensions of the clicked object, positions
  it over the object, and finally displays it
  @method showFrame
  @param {int} iPageX X click position
  @param {int} iPageY Y click position
  @private