context:   initColumns: function()  {    // initialize the treehead    var treehead = document.createElementNS(kXULNSURI, "treehead");    var treerow = document.createElementNS(kXULNSURI, "treerow");    this.mTreeHeadRow = treerow;        treehead.appendChild(treerow);    this.mTree.appendChild(treehead);        // initialize the treecolgroup    var colgroup = document.createElementNS(kXULNSURI, "treecolgroup");    this.mColGroup = colgroup;    this.mTree.appendChild(colgroup);        this.initDND();  },
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/0b2dd2b2d2fd037df917e07645fa019a963332a5/inTreeTableBuilder.js/clean/extensions/inspector/resources/content/jsutil/xul/inTreeTableBuilder.js