diff --git a/chrome/content/zotero/about.xul b/chrome/content/zotero/about.xul
index 5b8219f53..d6dd7671a 100644
--- a/chrome/content/zotero/about.xul
+++ b/chrome/content/zotero/about.xul
@@ -1,9 +1,4 @@
 <?xml version="1.0"?>
-<!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
--->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/about.css" type="text/css"?>
diff --git a/chrome/content/zotero/addCitationDialog.js b/chrome/content/zotero/addCitationDialog.js
index f834b00ac..a5fbc2023 100644
--- a/chrome/content/zotero/addCitationDialog.js
+++ b/chrome/content/zotero/addCitationDialog.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 var Zotero_Citation_Dialog = new function () {
diff --git a/chrome/content/zotero/addCitationDialog.xul b/chrome/content/zotero/addCitationDialog.xul
index 0dc8c0f69..910f303d7 100644
--- a/chrome/content/zotero/addCitationDialog.xul
+++ b/chrome/content/zotero/addCitationDialog.xul
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
diff --git a/chrome/content/zotero/admin/itemTypeManager.js b/chrome/content/zotero/admin/itemTypeManager.js
index fdb508aac..1be2d56b6 100644
--- a/chrome/content/zotero/admin/itemTypeManager.js
+++ b/chrome/content/zotero/admin/itemTypeManager.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 var Zotero_ItemTypeManager = new function(){
 	this.init = init;
 	this.handleTypeSelect = handleTypeSelect;
diff --git a/chrome/content/zotero/admin/itemTypeManager.xul b/chrome/content/zotero/admin/itemTypeManager.xul
index af65d67e9..a4765a534 100644
--- a/chrome/content/zotero/admin/itemTypeManager.xul
+++ b/chrome/content/zotero/admin/itemTypeManager.xul
@@ -1,4 +1,25 @@
 <?xml version="1.0"?>
+<!--
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+-->
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/content/admin/itemTypeManager.css" type="text/css"?>
 <!DOCTYPE window SYSTEM "chrome://zotero/locale/zotero.dtd">
diff --git a/chrome/content/zotero/bibliography.js b/chrome/content/zotero/bibliography.js
index f0c39b2e9..d20a6429d 100644
--- a/chrome/content/zotero/bibliography.js
+++ b/chrome/content/zotero/bibliography.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 //////////////////////////////////////////////////////////////////////////////
 //
 // Zotero_File_Interface_Bibliography
diff --git a/chrome/content/zotero/bindings/noteeditor.xml b/chrome/content/zotero/bindings/noteeditor.xml
index a14331579..a63e3b13f 100644
--- a/chrome/content/zotero/bindings/noteeditor.xml
+++ b/chrome/content/zotero/bindings/noteeditor.xml
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <bindings 	xmlns="http://www.mozilla.org/xbl"
 			xmlns:xbl="http://www.mozilla.org/xbl"
diff --git a/chrome/content/zotero/bindings/relatedbox.xml b/chrome/content/zotero/bindings/relatedbox.xml
index eb1d2e0ba..0090902e7 100644
--- a/chrome/content/zotero/bindings/relatedbox.xml
+++ b/chrome/content/zotero/bindings/relatedbox.xml
@@ -1,9 +1,26 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
+
 <bindings 	xmlns="http://www.mozilla.org/xbl"
 			xmlns:xbl="http://www.mozilla.org/xbl"
 			xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
diff --git a/chrome/content/zotero/bindings/searchtextbox.xml b/chrome/content/zotero/bindings/searchtextbox.xml
index a800fc538..9cd55fead 100644
--- a/chrome/content/zotero/bindings/searchtextbox.xml
+++ b/chrome/content/zotero/bindings/searchtextbox.xml
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 
 <!DOCTYPE bindings SYSTEM "chrome://zotero/locale/searchbox.dtd">
diff --git a/chrome/content/zotero/bindings/tagsbox.xml b/chrome/content/zotero/bindings/tagsbox.xml
index dbca9d797..200bbe576 100644
--- a/chrome/content/zotero/bindings/tagsbox.xml
+++ b/chrome/content/zotero/bindings/tagsbox.xml
@@ -1,9 +1,26 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
+
 <bindings 	xmlns="http://www.mozilla.org/xbl"
 			xmlns:xbl="http://www.mozilla.org/xbl"
 			xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
diff --git a/chrome/content/zotero/bindings/zoterosearch.xml b/chrome/content/zotero/bindings/zoterosearch.xml
index 812b7bc69..2479e9816 100644
--- a/chrome/content/zotero/bindings/zoterosearch.xml
+++ b/chrome/content/zotero/bindings/zoterosearch.xml
@@ -1,9 +1,26 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
+
 <bindings 	xmlns="http://www.mozilla.org/xbl"
 			xmlns:xbl="http://www.mozilla.org/xbl"
 			xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
diff --git a/chrome/content/zotero/exportOptions.js b/chrome/content/zotero/exportOptions.js
index e9357c699..680314d56 100644
--- a/chrome/content/zotero/exportOptions.js
+++ b/chrome/content/zotero/exportOptions.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 //////////////////////////////////////////////////////////////////////////////
 //
 // Zotero_File_Interface_Export
diff --git a/chrome/content/zotero/fileInterface.js b/chrome/content/zotero/fileInterface.js
index 0ae6a543d..e665c820c 100644
--- a/chrome/content/zotero/fileInterface.js
+++ b/chrome/content/zotero/fileInterface.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 var Zotero_File_Interface = new function() {
 	var _unresponsiveScriptPreference, _importCollection, _notifyItem, _notifyCollection;
 	
diff --git a/chrome/content/zotero/ingester/browser.js b/chrome/content/zotero/ingester/browser.js
index 8f2213ccd..f9de2b2f4 100644
--- a/chrome/content/zotero/ingester/browser.js
+++ b/chrome/content/zotero/ingester/browser.js
@@ -1,6 +1,32 @@
-// Zotero for Firefox Ingester Browser Functions
-// Based on code taken from Greasemonkey and PiggyBank
-// This code is licensed according to the GPL
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+	
+	Based on code from Greasemonkey and PiggyBank
+	
+	
+    ***** END LICENSE BLOCK *****
+*/
+
+//
+// Zotero Ingester Browser Functions
+//
 
 //////////////////////////////////////////////////////////////////////////////
 //
@@ -449,7 +475,7 @@ Zotero_Ingester_Interface.Progress = new function() {
 		_windowLoaded = true;
 		
 		_move();
-		// do things we delayed because the winodw was loading
+		// do things we delayed because the window was loading
 		changeHeadline(_loadHeadline);
 		addLines(_loadLines, _loadIcons);
 		if(_loadDescription) {
diff --git a/chrome/content/zotero/ingester/browser.xul b/chrome/content/zotero/ingester/browser.xul
index 87ab4b70b..fe2313af5 100755
--- a/chrome/content/zotero/ingester/browser.xul
+++ b/chrome/content/zotero/ingester/browser.xul
@@ -1,5 +1,4 @@
 <?xml version="1.0"?>
-<!-- Note: Contains Firefox-specific overlay -->
 <overlay id="zotero-ingester-overlay" xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
 
 	<script src="../include.js"/>
diff --git a/chrome/content/zotero/ingester/selectitems.js b/chrome/content/zotero/ingester/selectitems.js
index b6ac1dba0..0d0aec980 100644
--- a/chrome/content/zotero/ingester/selectitems.js
+++ b/chrome/content/zotero/ingester/selectitems.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 //////////////////////////////////////////////////////////////////////////////
 //
 // Zotero_Ingester_Interface_SelectItems
diff --git a/chrome/content/zotero/ingester/selectitems.xul b/chrome/content/zotero/ingester/selectitems.xul
index ac41063a4..af2eff703 100755
--- a/chrome/content/zotero/ingester/selectitems.xul
+++ b/chrome/content/zotero/ingester/selectitems.xul
@@ -1,7 +1,4 @@
 <?xml version="1.0"?>
-<!--
-Borrowed from Linky, originally MPL/GPL/LGPL (now GPL, and modified into oblivion)
--->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <!DOCTYPE window SYSTEM "chrome://zotero/locale/zotero.dtd">
 <dialog xmlns:html="http://www.w3.org/1999/xhtml"
diff --git a/chrome/content/zotero/itemPane.js b/chrome/content/zotero/itemPane.js
index ef18ae4d5..a58fd7c65 100644
--- a/chrome/content/zotero/itemPane.js
+++ b/chrome/content/zotero/itemPane.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 var ZoteroItemPane = new function()
diff --git a/chrome/content/zotero/itemPane.xul b/chrome/content/zotero/itemPane.xul
index f8e905083..da9da2f83 100644
--- a/chrome/content/zotero/itemPane.xul
+++ b/chrome/content/zotero/itemPane.xul
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <!DOCTYPE window SYSTEM "chrome://zotero/locale/zotero.dtd">
 
diff --git a/chrome/content/zotero/note.js b/chrome/content/zotero/note.js
index e2ef25557..f3320ce0c 100644
--- a/chrome/content/zotero/note.js
+++ b/chrome/content/zotero/note.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 var noteEditor;
diff --git a/chrome/content/zotero/note.xul b/chrome/content/zotero/note.xul
index 66129abeb..0105a321e 100644
--- a/chrome/content/zotero/note.xul
+++ b/chrome/content/zotero/note.xul
@@ -1,9 +1,4 @@
 <?xml version="1.0"?>
-<!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
--->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
 
diff --git a/chrome/content/zotero/overlay.js b/chrome/content/zotero/overlay.js
index 7dbd634de..a03a1f674 100644
--- a/chrome/content/zotero/overlay.js
+++ b/chrome/content/zotero/overlay.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 /*
diff --git a/chrome/content/zotero/overlay.xul b/chrome/content/zotero/overlay.xul
index 9fa197d8f..007bb00c2 100644
--- a/chrome/content/zotero/overlay.xul
+++ b/chrome/content/zotero/overlay.xul
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <?xml-stylesheet href="chrome://zotero/skin/overlay.css" type="text/css"?>
 <!DOCTYPE window SYSTEM "chrome://zotero/locale/zotero.dtd">
diff --git a/chrome/content/zotero/preferences.js b/chrome/content/zotero/preferences.js
index e49272946..d894a40db 100644
--- a/chrome/content/zotero/preferences.js
+++ b/chrome/content/zotero/preferences.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 var autoUpdateBox;
diff --git a/chrome/content/zotero/preferences.xul b/chrome/content/zotero/preferences.xul
index 1d3702ac0..f91af74a3 100644
--- a/chrome/content/zotero/preferences.xul
+++ b/chrome/content/zotero/preferences.xul
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <!DOCTYPE window SYSTEM "chrome://zotero/locale/preferences.dtd">
 
diff --git a/chrome/content/zotero/searchDialog.js b/chrome/content/zotero/searchDialog.js
index 8c2b4a004..cac1ad7a1 100644
--- a/chrome/content/zotero/searchDialog.js
+++ b/chrome/content/zotero/searchDialog.js
@@ -1,9 +1,3 @@
-/*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
-*/
-
 var itemsView;
 var collectionsView;
 var io;
diff --git a/chrome/content/zotero/searchDialog.xul b/chrome/content/zotero/searchDialog.xul
index be3e099f0..73ab2ea12 100644
--- a/chrome/content/zotero/searchDialog.xul
+++ b/chrome/content/zotero/searchDialog.xul
@@ -1,9 +1,4 @@
 <?xml version="1.0"?>
-<!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
--->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/overlay.css" type="text/css"?>
diff --git a/chrome/content/zotero/selectItemsDialog.js b/chrome/content/zotero/selectItemsDialog.js
index 52faca8cf..48d5a4040 100644
--- a/chrome/content/zotero/selectItemsDialog.js
+++ b/chrome/content/zotero/selectItemsDialog.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 var itemsView;
diff --git a/chrome/content/zotero/selectItemsDialog.xul b/chrome/content/zotero/selectItemsDialog.xul
index cf5d0c7ae..0ea030fa2 100644
--- a/chrome/content/zotero/selectItemsDialog.xul
+++ b/chrome/content/zotero/selectItemsDialog.xul
@@ -1,8 +1,24 @@
 <?xml version="1.0"?>
 <!--
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 -->
 <?xml-stylesheet href="chrome://global/skin/" type="text/css"?>
 <?xml-stylesheet href="chrome://zotero/skin/zotero.css" type="text/css"?>
diff --git a/chrome/content/zotero/xpcom/attachments.js b/chrome/content/zotero/xpcom/attachments.js
index b1eebd287..525d531f8 100644
--- a/chrome/content/zotero/xpcom/attachments.js
+++ b/chrome/content/zotero/xpcom/attachments.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Attachments = new function(){
 	this.LINK_MODE_IMPORTED_FILE = 0;
 	this.LINK_MODE_IMPORTED_URL = 1;
diff --git a/chrome/content/zotero/xpcom/cite.js b/chrome/content/zotero/xpcom/cite.js
index 16b7d2aa9..c20c2274c 100644
--- a/chrome/content/zotero/xpcom/cite.js
+++ b/chrome/content/zotero/xpcom/cite.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 /*
  * Zotero.Cite: a class for creating bibliographies from within Scholar
  * this class handles pulling the CSL file and item data out of the database,
diff --git a/chrome/content/zotero/xpcom/collectionTreeView.js b/chrome/content/zotero/xpcom/collectionTreeView.js
index 12922fb7e..3bf37ca45 100644
--- a/chrome/content/zotero/xpcom/collectionTreeView.js
+++ b/chrome/content/zotero/xpcom/collectionTreeView.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/chrome/content/zotero/xpcom/data_access.js b/chrome/content/zotero/xpcom/data_access.js
index e6dd914fb..768a08c89 100644
--- a/chrome/content/zotero/xpcom/data_access.js
+++ b/chrome/content/zotero/xpcom/data_access.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 /*
  * Constructor for Item object
  *
diff --git a/chrome/content/zotero/xpcom/db.js b/chrome/content/zotero/xpcom/db.js
index 50ee853c9..6a2534469 100644
--- a/chrome/content/zotero/xpcom/db.js
+++ b/chrome/content/zotero/xpcom/db.js
@@ -1,6 +1,25 @@
 /*
- * DB connection and schema management class
- */
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.DB = new function(){
 	// Private members
 	var _connection;
diff --git a/chrome/content/zotero/xpcom/file.js b/chrome/content/zotero/xpcom/file.js
index bb667eb02..72111772c 100644
--- a/chrome/content/zotero/xpcom/file.js
+++ b/chrome/content/zotero/xpcom/file.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.File = new function(){
 	this.getExtension = getExtension;
 	this.getSample = getSample;
diff --git a/chrome/content/zotero/xpcom/fulltext.js b/chrome/content/zotero/xpcom/fulltext.js
index c52e2d1dc..9fdbeb236 100644
--- a/chrome/content/zotero/xpcom/fulltext.js
+++ b/chrome/content/zotero/xpcom/fulltext.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Fulltext = new function(){
 	this.indexWord = indexWord;
 	this.indexWords = indexWords;
diff --git a/chrome/content/zotero/xpcom/history.js b/chrome/content/zotero/xpcom/history.js
index d327e89ca..9417795b9 100644
--- a/chrome/content/zotero/xpcom/history.js
+++ b/chrome/content/zotero/xpcom/history.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.History = new function(){
 	this.begin = begin;
 	this.setAssociatedID = setAssociatedID;
diff --git a/chrome/content/zotero/xpcom/ingester.js b/chrome/content/zotero/xpcom/ingester.js
index 638bd7813..a6301cc89 100644
--- a/chrome/content/zotero/xpcom/ingester.js
+++ b/chrome/content/zotero/xpcom/ingester.js
@@ -1,6 +1,28 @@
-// Zotero for Firefox Ingester
-// Utilities based on code taken from Piggy Bank 2.1.1 (BSD-licensed)
-// This code is licensed according to the GPL
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+	
+	Utilities based in part on code taken from Piggy Bank 2.1.1 (BSD-licensed)
+	
+	
+    ***** END LICENSE BLOCK *****
+*/
 
 Zotero.Ingester = new Object();
 
diff --git a/chrome/content/zotero/xpcom/integration.js b/chrome/content/zotero/xpcom/integration.js
index dcf7c202f..83e7c303e 100644
--- a/chrome/content/zotero/xpcom/integration.js
+++ b/chrome/content/zotero/xpcom/integration.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Integration = new function() {
 	var _contentLengthRe = /[\r\n]Content-Length: *([0-9]+)/i;
 	var _XMLRe = /<\?[^>]+\?>/;
diff --git a/chrome/content/zotero/xpcom/itemTreeView.js b/chrome/content/zotero/xpcom/itemTreeView.js
index 36807ce0f..1ba2dbfc9 100644
--- a/chrome/content/zotero/xpcom/itemTreeView.js
+++ b/chrome/content/zotero/xpcom/itemTreeView.js
@@ -1,7 +1,23 @@
 /*
-	Zotero
-	Copyright (C) 2006   Center for History and New Media, George Mason University, Fairfax, VA
-	http://chnm.gmu.edu/
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
 */
 
 ////////////////////////////////////////////////////////////////////////////////
diff --git a/chrome/content/zotero/xpcom/mime.js b/chrome/content/zotero/xpcom/mime.js
index d11e9c924..a6951ad83 100644
--- a/chrome/content/zotero/xpcom/mime.js
+++ b/chrome/content/zotero/xpcom/mime.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.MIME = new function(){
 	this.isExternalTextExtension = isExternalTextExtension;
 	this.sniffForMIMEType = sniffForMIMEType;
diff --git a/chrome/content/zotero/xpcom/notifier.js b/chrome/content/zotero/xpcom/notifier.js
index 247d86d41..4e02f1618 100644
--- a/chrome/content/zotero/xpcom/notifier.js
+++ b/chrome/content/zotero/xpcom/notifier.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Notifier = new function(){
 	var _observers = new Array();
 	var _disabled = false;
diff --git a/chrome/content/zotero/xpcom/progressWindow.js b/chrome/content/zotero/xpcom/progressWindow.js
index 7b700c04b..78346ce58 100644
--- a/chrome/content/zotero/xpcom/progressWindow.js
+++ b/chrome/content/zotero/xpcom/progressWindow.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 /*
  * Handles the display of a div showing progress in scraping, indexing, etc.
  *
diff --git a/chrome/content/zotero/xpcom/schema.js b/chrome/content/zotero/xpcom/schema.js
index b3db8405a..70ae634ee 100644
--- a/chrome/content/zotero/xpcom/schema.js
+++ b/chrome/content/zotero/xpcom/schema.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Schema = new function(){
 	var _dbVersions = [];
 	var _schemaVersions = [];
diff --git a/chrome/content/zotero/xpcom/search.js b/chrome/content/zotero/xpcom/search.js
index f7495bfbb..fd6dae511 100644
--- a/chrome/content/zotero/xpcom/search.js
+++ b/chrome/content/zotero/xpcom/search.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 Zotero.Search = function(){
 	this._sql = null;
 	this._sqlParams = null;
diff --git a/chrome/content/zotero/xpcom/translate.js b/chrome/content/zotero/xpcom/translate.js
index afef865af..c5a23bff6 100644
--- a/chrome/content/zotero/xpcom/translate.js
+++ b/chrome/content/zotero/xpcom/translate.js
@@ -1,4 +1,28 @@
-// Zotero for Firefox Translate Engine
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
+//
+// Zotero Translate Engine
+//
 
 /*
  * Zotero.Translate: a class for translation of Zotero metadata from and to
diff --git a/chrome/content/zotero/xpcom/utilities.js b/chrome/content/zotero/xpcom/utilities.js
index d5f2e98d4..3c2fc57e5 100644
--- a/chrome/content/zotero/xpcom/utilities.js
+++ b/chrome/content/zotero/xpcom/utilities.js
@@ -1,4 +1,28 @@
-// Zotero for Firefox Utilities
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+	
+	Utilities based in part on code taken from Piggy Bank 2.1.1 (BSD-licensed)
+	
+	
+    ***** END LICENSE BLOCK *****
+*/
 
 /////////////////////////////////////////////////////////////////
 //
diff --git a/chrome/content/zotero/xpcom/zotero.js b/chrome/content/zotero/xpcom/zotero.js
index 479a5c0e0..c874cce9a 100644
--- a/chrome/content/zotero/xpcom/zotero.js
+++ b/chrome/content/zotero/xpcom/zotero.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 const ZOTERO_CONFIG = {
 	GUID: 'zotero@chnm.gmu.edu',
 	DB_FILE: 'zotero.sqlite',
diff --git a/components/chnmIZoteroAutoComplete.js b/components/chnmIZoteroAutoComplete.js
index 759ec4fb3..2a9bb772a 100644
--- a/components/chnmIZoteroAutoComplete.js
+++ b/components/chnmIZoteroAutoComplete.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 const ZOTERO_AC_CONTRACTID = '@mozilla.org/autocomplete/search;1?name=zotero';
 const ZOTERO_AC_CLASSNAME = 'Zotero AutoComplete';
 const ZOTERO_AC_CID = Components.ID('{06a2ed11-d0a4-4ff0-a56f-a44545eee6ea}');
diff --git a/components/chnmIZoteroService.js b/components/chnmIZoteroService.js
index 009741a30..7cd7b9b70 100644
--- a/components/chnmIZoteroService.js
+++ b/components/chnmIZoteroService.js
@@ -1,3 +1,25 @@
+/*
+    ***** BEGIN LICENSE BLOCK *****
+    
+    Copyright (c) 2006  Center for History and New Media
+                        George Mason University, Fairfax, Virginia, USA
+                        http://chnm.gmu.edu
+    
+    Licensed under the Educational Community 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.opensource.org/licenses/ecl1.php
+    
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+    
+    ***** END LICENSE BLOCK *****
+*/
+
 const ZOTERO_CONTRACTID = '@chnm.gmu.edu/Zotero;1';
 const ZOTERO_CLASSNAME = 'Zotero';
 const ZOTERO_CID = Components.ID('{e4c61080-ec2d-11da-8ad9-0800200c9a66}');
diff --git a/license.txt b/license.txt
new file mode 100644
index 000000000..97f40df64
--- /dev/null
+++ b/license.txt
@@ -0,0 +1,48 @@
+The Educational Community License
+
+This Educational Community License (the "License") applies to any original work
+of authorship (the "Original Work") whose owner (the "Licensor") has placed the
+following notice immediately following the copyright notice for the Original
+Work:
+
+Copyright (c) 2006  Center for History and New Media
+                    George Mason University, Fairfax, Virginia, USA
+                    http://chnm.gmu.edu
+
+Licensed under the Educational Community License version 1.0
+
+This Original Work, including software, source code, documents, or other related
+items, is being provided by the copyright holder(s) subject to the terms of the
+Educational Community License. By obtaining, using and/or copying this Original
+Work, you agree that you have read, understand, and will comply with the
+following terms and conditions of the Educational Community License:
+
+Permission to use, copy, modify, merge, publish, distribute, and sublicense this
+Original Work and its documentation, with or without modification, for any
+purpose, and without fee or royalty to the copyright holder(s) is hereby
+granted, provided that you include the following on ALL copies of the Original
+Work or portions thereof, including modifications or derivatives, that you make:
+
+The full text of the Educational Community License in a location viewable to
+users of the redistributed or derivative work.
+
+Any pre-existing intellectual property disclaimers, notices, or terms and
+conditions.
+
+Notice of any changes or modifications to the Original Work, including the date
+the changes were made.
+
+Any modifications of the Original Work must be distributed in such a manner as
+to avoid any confusion with the Original Work of the copyright holders.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+The name and trademarks of copyright holder(s) may NOT be used in advertising or
+publicity pertaining to the Original or Derivative Works without specific,
+written prior permission. Title to copyright in the Original Work and any
+associated documentation will at all times remain with the copyright holders.