add: this.beginUpdateBatch(); BookmarksUtils.removeSelection("move", this.selection); BookmarksUtils.insertSelection("move", this.selection, this.target); this.endUpdateBatch(); 
context:   doTransaction: function ()  {  },
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/c834c6e491d65ae7a6548998742337b6f1cc8804/bookmarks.js/buggy/xpfe/components/bookmarks/resources/bookmarks.js