---
 browser/base/content/browser.js |   21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

Index: mozilla/browser/base/content/browser.js
===================================================================
--- mozilla.orig/browser/base/content/browser.js
+++ mozilla/browser/base/content/browser.js
@@ -5780,22 +5780,30 @@
 }
 
 missingPluginInstaller.prototype.installSinglePlugin = function(aEvent){
   var missingPluginsArray = {};
 
   var pluginInfo = getPluginInfo(aEvent.target);
   missingPluginsArray[pluginInfo.mimetype] = pluginInfo;
 
+  gBrowser.selectedBrowser.addEventListener("NewPluginInstalled",
+                                            gMissingPluginInstaller.refreshBrowser,
+                                            false);
+
   if (missingPluginsArray) {
     window.openDialog("chrome://mozapps/content/plugins/pluginInstallerWizard.xul",
                       "PFSWindow", "chrome,centerscreen,resizable=yes",
                       {plugins: missingPluginsArray, browser: gBrowser.selectedBrowser});
   }
 
+  gBrowser.selectedBrowser.removeEventListener("NewPluginInstalled",
+                                               gMissingPluginInstaller.refreshBrowser,
+                                               false);
+
   aEvent.stopPropagation();
 }
 
 missingPluginInstaller.prototype.managePlugins = function(aEvent){
   BrowserOpenAddonsMgr("plugins");
   aEvent.stopPropagation();
 }
 
@@ -5897,37 +5905,50 @@
 
   // clear the plugin list, now that at least one plugin has been installed
   browser.missingPlugins = null;
   if (notification) {
     // reset UI
     notificationBox.removeNotification(notification);
   }
   // reload the browser to make the new plugin show.
+
+  // reload plugins
+  var pm = Components.classes["@mozilla.org/plugin/manager;1"]
+               .getService(Components.interfaces.nsIPluginManager);
+  pm.reloadPlugins(false);
+
+  // ... and reload the browser to activate new plugins available
   browser.reload();
 }
 
 function blocklistInfo()
 {
   var formatter = Components.classes["@mozilla.org/toolkit/URLFormatterService;1"]
                             .getService(Components.interfaces.nsIURLFormatter);
   var url = formatter.formatURLPref("extensions.blocklist.detailsURL");
   gBrowser.loadOneTab(url, null, null, null, false, false);
   return true;
 }
 
 function pluginsMissing()
 {
   // get the urls of missing plugins
   var missingPluginsArray = gBrowser.selectedBrowser.missingPlugins;
+  gBrowser.selectedBrowser.addEventListener("NewPluginInstalled",
+                                            gMissingPluginInstaller.refreshBrowser,
+                                            false);
   if (missingPluginsArray) {
     window.openDialog("chrome://mozapps/content/plugins/pluginInstallerWizard.xul",
                       "PFSWindow", "chrome,centerscreen,resizable=yes",
                       {plugins: missingPluginsArray, browser: gBrowser.selectedBrowser});
   }
+  gBrowser.selectedBrowser.removeEventListener("NewPluginInstalled",
+                                               gMissingPluginInstaller.refreshBrowser,
+                                               false);
 }
 
 var gMissingPluginInstaller = new missingPluginInstaller();
 
 function convertFromUnicode(charset, str)
 {
   try {
     var unicodeConverter = Components