code: function (  )
  	{
  		var that = this;
  
  		if ( !this.s.hidden && this.dom.collection !== null )
  		{
  			this.s.hidden = true;
  
  			$(this.dom.collection).animate({"opacity": 0}, that.s.iOverlayFade, function (e) {
  				this.style.display = "none";
  			} );
  
  			$(this.dom.background).animate({"opacity": 0}, that.s.iOverlayFade, function (e) {
  				document.body.removeChild( that.dom.background );
  				document.body.removeChild( that.dom.catcher );
  			} );
  		}
  	}
docs: Hide the show / hide list and the background
  @method  _fnCollectionHide
  @returns void
  @private