add:   gDownloadsView.addEventListener("dblclick", onDownloadDblClick, false); 
context: function Startup() {  gDownloadsView        = document.getElementById("downloadView");  gDownloadsActiveLabel = document.getElementById("active-downloads");  gDownloadsOtherLabel  = document.getElementById("other-downloads");  gDownloadInfoPopup    = document.getElementById("information");  buildDefaultView();  // The DownloadProgressListener (DownloadProgressListener.js) handles progress  // notifications.   gDownloadListener = new DownloadProgressListener();  gDownloadManager.addListener(gDownloadListener);  // downloads can finish before Startup() does, so check if the window should  // close and act accordingly  if (!autoRemoveAndClose())    gDownloadsView.focus();}
meta: 10520	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/10520/eda2119b00f9c458f63cc74c6b465f23fb98068f/downloads.js/buggy/toolkit/mozapps/downloads/content/downloads.js