code: function ( e )
  	{
  		var that = this;
  
  		$(document).off( 'mousemove.ColReorder mouseup.ColReorder' );
  
  		if ( this.dom.drag !== null )
  		{
  			/* Remove the guide elements */
  			this.dom.drag.remove();
  			this.dom.pointer.remove();
  			this.dom.drag = null;
  			this.dom.pointer = null;
  
  			/* Actually do the reorder */
  			this.s.dt.oInstance.fnColReorder( this.s.mouse.fromIndex, this.s.mouse.toIndex );
  			this._fnSetColumnIndexes();
  
  			/* When scrolling we need to recalculate the column sizes to allow for the shift */
  			if ( this.s.dt.oScroll.sX !== "" || this.s.dt.oScroll.sY !== "" )
  			{
  				this.s.dt.oInstance.fnAdjustColumnSizing( false );
  			}
  
  			/* Save the state */
  			this.s.dt.oInstance.oApi._fnSaveState( this.s.dt );
  
  			if ( this.s.reorderCallback !== null )
  			{
  				this.s.reorderCallback.call( this );
  			}
  		}
  	}
docs: Finish off the mouse drag and insert the column where needed
  @method  _fnMouseUp
  @param   event e Mouse event
  @returns void
  @private