add:  if (e.button != 0) return;  
context: function onDblClick(e) {  var t = e.originalTarget;  if (t.localName != "treechildren")    return;  openSelectedFile();}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/9055b43fa4f793982cd068d6c82d79e14409fd73/filepicker.js/clean/xpfe/components/filepicker/res/content/filepicker.js