show my children
if(this.isExpanded){ return; } // cancel in progress collapse operation if(this._wipeOut.status() == "playing"){ this._wipeOut.stop(); } this.isExpanded = true; dijit.setWaiState(this.labelNode, "expanded", "true"); dijit.setWaiRole(this.containerNode, "group"); this.contentNode.className = "dijitTreeContent dijitTreeContentExpanded"; this._setExpando(); this._updateItemClasses(this.item); this._wipeIn.play();