rem: if (parent._treeView) 
add: if ("_treeView" in parent) 
context: function tovr_gettree (){    var parent = this.parentRecord        while (parent)    {        if (parent._treeView)            return parent._treeView;        parent = parent.parentRecord    }    return null;}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/b243396c405e4eee825cfde1ffa0dd7a6caf0e83/outliner-utils.js/clean/extensions/venkman/resources/content/outliner-utils.js