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commit 4d23091ff05ad85f91734c30dc68d986776e2092
parent 51fda7d475ba07d4f65c088dbc981de712030a44
Author: Davide P. Cervone <dpvc@union.edu>
Date:   Tue, 10 Sep 2013 06:23:47 -0700

Merge pull request #565 from fred-wang/issue562

Fix Javascript error in MathEvent.js. #562
Diffstat:
M
unpacked/extensions/MathEvents.js
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/unpacked/extensions/MathEvents.js b/unpacked/extensions/MathEvents.js
@@ -171,7 +171,7 @@
           annotationList = MathJax.Hub.Config.semanticsAnnotations;
           for (var i = 0, m = annotationItems.length; i < m; i++) {
             var name = annotationItems[i].name[1]
-            if (jax.root.getAnnotation(name) !== null) {
+            if (jax.root && jax.root.getAnnotation(name) !== null) {
               annotations.disabled = false;
               annotationItems[i].hidden = false;
             } else {