--- loncom/html/adm/ckeditor/loncapaconfig.js	2015/03/31 13:45:39	1.3
+++ loncom/html/adm/ckeditor/loncapaconfig.js	2015/04/01 16:14:31	1.4
@@ -47,7 +47,9 @@ CKEDITOR.editorConfig = function( config
     
     
     config.allowedContent = true;
-    config.extraPlugins = 'lcm';
+    config.extraPlugins = 'lcm,chem';
+    
+    config.mathJaxLib = '/adm/MathJax/MathJax.js?config=TeX-AMS-MML_HTMLorMML';
     
     config.specialChars = [
         /* upercase greek */