diff --git a/calendar/resources/content/calendarOverlay.js b/calendar/resources/content/calendarOverlay.js
index f7ed0e9212c4..ea0b1b7ef4c0 100644
--- a/calendar/resources/content/calendarOverlay.js
+++ b/calendar/resources/content/calendarOverlay.js
@@ -1,26 +1,38 @@
-/*
- * ***** BEGIN LICENSE BLOCK *****
- * The contents of this file are subject to the OEone End User License
- * Agreement; (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.oeone.com/EULA/
- * 
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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/MPL/
+ *
  * 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 Calendar Code.
- * 
+ *
  * The Initial Developer of the Original Code is
- * Mozilla.org.
- * Portions created by the Initial Developer are Copyright (C) 1999-2002
+ * OEone Corporation.
+ * Portions created by the Initial Developer are Copyright (C) 2001
  * the Initial Developer. All Rights Reserved.
- * 
+ *
  * Contributor(s):
- * 
- * ***** END LICENSE BLOCK *****
- */
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
  
 var gAllowWindowOpen = true;
 var gPendingEvents = new Array();
diff --git a/calendar/resources/skin/classic/alertDialog.css b/calendar/resources/skin/classic/alertDialog.css
index 391f5c466634..2f0f88d5a0fa 100644
--- a/calendar/resources/skin/classic/alertDialog.css
+++ b/calendar/resources/skin/classic/alertDialog.css
@@ -1,26 +1,38 @@
-/*
- * ***** BEGIN LICENSE BLOCK *****
- * The contents of this file are subject to the OEone End User License
- * Agreement; (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.oeone.com/EULA/
- * 
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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/MPL/
+ *
  * 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 OEone Penzilla Code.
- * 
+ *
+ * The Original Code is Mozilla Calendar Code.
+ *
  * The Initial Developer of the Original Code is
  * OEone Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1999-2002
+ * Portions created by the Initial Developer are Copyright (C) 2001
  * the Initial Developer. All Rights Reserved.
- * 
+ *
  * Contributor(s):
- * 
- * ***** END LICENSE BLOCK *****
- */
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
 
 
 #event-container-box
diff --git a/calendar/resources/skin/modern/alertDialog.css b/calendar/resources/skin/modern/alertDialog.css
index 391f5c466634..2f0f88d5a0fa 100644
--- a/calendar/resources/skin/modern/alertDialog.css
+++ b/calendar/resources/skin/modern/alertDialog.css
@@ -1,26 +1,38 @@
-/*
- * ***** BEGIN LICENSE BLOCK *****
- * The contents of this file are subject to the OEone End User License
- * Agreement; (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.oeone.com/EULA/
- * 
+/* ***** BEGIN LICENSE BLOCK *****
+ * Version: MPL 1.1/GPL 2.0/LGPL 2.1
+ *
+ * The contents of this file are subject to the Mozilla Public License Version
+ * 1.1 (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/MPL/
+ *
  * 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 OEone Penzilla Code.
- * 
+ *
+ * The Original Code is Mozilla Calendar Code.
+ *
  * The Initial Developer of the Original Code is
  * OEone Corporation.
- * Portions created by the Initial Developer are Copyright (C) 1999-2002
+ * Portions created by the Initial Developer are Copyright (C) 2001
  * the Initial Developer. All Rights Reserved.
- * 
+ *
  * Contributor(s):
- * 
- * ***** END LICENSE BLOCK *****
- */
+ *
+ * Alternatively, the contents of this file may be used under the terms of
+ * either the GNU General Public License Version 2 or later (the "GPL"), or
+ * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
+ * in which case the provisions of the GPL or the LGPL are applicable instead
+ * of those above. If you wish to allow use of your version of this file only
+ * under the terms of either the GPL or the LGPL, and not to allow others to
+ * use your version of this file under the terms of the MPL, indicate your
+ * decision by deleting the provisions above and replace them with the notice
+ * and other provisions required by the GPL or the LGPL. If you do not delete
+ * the provisions above, a recipient may use your version of this file under
+ * the terms of any one of the MPL, the GPL or the LGPL.
+ *
+ * ***** END LICENSE BLOCK ***** */
 
 
 #event-container-box