diff --git a/xpfe/bootstrap/nsAppRunner.cpp b/xpfe/bootstrap/nsAppRunner.cpp
new file mode 100644
index 000000000000..0de0a56f9aab
--- /dev/null
+++ b/xpfe/bootstrap/nsAppRunner.cpp
@@ -0,0 +1,157 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (the "License"); you may not use this file except in
+ * compliance with the License.  You may obtain a copy of the License at
+ * http://www.mozilla.org/NPL/
+ *
+ * Software distributed under the License is distributed on an "AS IS"
+ * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See
+ * the License for the specific language governing rights and limitations
+ * under the License.
+ *
+ * The Original Code is Mozilla Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+#include "nsIServiceManager.h"
+#include "nsIURL.h"
+#include "nsIWidget.h"
+#include "plevent.h"
+
+#include "nsIAppShell.h"
+#include "nsIAppShellService.h"
+
+/* Define Class IDs */
+static NS_DEFINE_IID(kAppShellServiceCID, NS_APPSHELL_SERVICE_CID);
+
+/* Define Interface IDs */
+static NS_DEFINE_IID(kIAppShellServiceIID, NS_IAPPSHELL_SERVICE_IID);
+
+
+/*
+ * This routine translates the nsresult into a platform specific return
+ * code for the application...
+ */
+static int TranslateReturnValue(nsresult aResult)
+{
+  if (NS_SUCCEEDED(aResult)) {
+    return 0;
+  }
+  return 1;
+}
+
+
+extern "C" void NS_SetupRegistry();
+
+
+
+int main(int argc, char* argv[])
+{
+  nsresult rv;
+#if 0
+  nsICmdLineArguements* cmdLineArgs = nsnull;
+#endif
+  nsIAppShellService* appShell = nsnull;
+
+  /*
+   * Initialize XPCOM.  Ultimately, this should be a function call such as
+   * NS_XPCOM_Initialize(...).
+   *
+   * - PL_EventsLib(...)
+   * - Repository
+   * - ServiceManager
+   */
+  // XXX: This call will be replaced by a registry initialization...
+  NS_SetupRegistry();
+#ifdef XP_PC
+  PL_InitializeEventsLib("");
+#endif
+
+
+  /*
+   * Start up the core services:
+   *  - Command-line processor.
+   */
+#if 0
+  rv = nsServiceManager::GetService(kCmdLineProcessorCID,
+                                    kICmdLineArgumentsIID,
+                                    (nsISupports **)&cmdLineArgs);
+  if (!NS_SUCCEEDED(rv)) {
+    goto done;
+  }
+
+  rv = cmdLineArgs->Initialize(argc, argv);
+  if (PR_FALSE == NS_SUCCEEDED(rv)) {
+    goto done;
+  }
+
+#endif
+
+  /*
+   * Create the Application Shell instance...
+   */
+  rv = nsServiceManager::GetService(kAppShellServiceCID,
+                                    kIAppShellServiceIID,
+                                    (nsISupports**)&appShell);
+  if (!NS_SUCCEEDED(rv)) {
+    goto done;
+  }
+
+  /*
+   * Initialize the Shell...
+   */
+  rv = appShell->Initialize();
+  if (!NS_SUCCEEDED(rv)) {
+    goto done;
+  }
+ 
+  /*
+   * Post an event to the shell instance to load the AppShell 
+   * initialization routines...  
+   * 
+   * This allows the application to enter its event loop before having to 
+   * deal with GUI initialization...
+   */
+  ///write me...
+  nsIURL* url;
+  nsIWidget* newWindow;
+
+  rv = NS_NewURL(&url, "resource:/res/samples/test0.html");
+  if (NS_FAILED(rv)) {
+    goto done;
+  }
+  appShell->CreateTopLevelWindow(url, newWindow);
+  NS_RELEASE(url);
+
+  /*
+   * Start up the main event loop...
+   */
+  rv = appShell->Run();
+
+  /*
+   * Shutdown the Shell instance...  This is done even if the Run(...)
+   * method returned an error.
+   */
+  (void) appShell->Shutdown();
+
+done:
+  /* Release the services... */
+#if 0
+  if (nsnull != cmdLineArgs) {
+    nsServiceManager::ReleaseService(kCmdLineProcessorCID, cmdLineArgs);
+  }
+#endif
+
+  /* Release the shell... */
+  if (nsnull != appShell) {
+    nsServiceManager::ReleaseService(kAppShellServiceCID, appShell);
+  }
+
+  /* 
+   * Translate the nsresult into an appropriate platform-specific return code.
+   */
+  return TranslateReturnValue(rv);
+}