add: } else if (aTarget.localName == "hbox") { aTarget.lastChild.removeAttribute("dragover-right"); 
context:   onDragRemoveFeedBack: function (aTarget)  {    if (aTarget.localName == "toolbar") {      aTarget.lastChild.lastChild.removeAttribute("dragover-right");    } else {      aTarget.removeAttribute("dragover-left");      aTarget.removeAttribute("dragover-right");      aTarget.removeAttribute("dragover-top");      aTarget.removeAttribute("dragover-bottom");    }  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/a3124f7b16ed1b92807cae4be5961580871a673a/navigatorDD.js/buggy/suite/browser/navigatorDD.js