code: function(sId, bOpen, fComplete){
  				var jRef = jQueryById(sId);
  				if (!jQuery.fx.off && !bSkipAnim) { //Animation only if turned on globally and if should not be skipped
  					jRef.width(bOpen ? "0px" : oRoadMap.iStepWidth);
  					var oLabel = jQueryById(sId + "-label");
  					oLabel.addClass("sapUiRoadMapHidden");
  					if (bOpen) {
  						jRef.toggleClass("sapUiRoadMapHidden");
  					}
  					jRef.animate({width: bOpen ? oRoadMap.iStepWidth : "0px"}, "fast", function(){
  						if (!bOpen) {
  							jRef.toggleClass("sapUiRoadMapHidden");
  						}
  						jRef.width("");
  						oLabel.removeClass("sapUiRoadMapHidden");
  						if (fComplete) {
  							fComplete();
  						}
  					});
  				} else {
  					jRef.toggleClass("sapUiRoadMapHidden");
  					if (fComplete) {
  						fComplete();
  					}
  				}
  			}
docs: Animation function to hide / show a step (depending on the current expand state)