Merge pull request #849 from MITx/kimth/fix-html-js

Don't function call on null
2012-10-09 21:16:46 -07:00
parent 57e4f0dd6b 61b3857134
commit c38aec5ba2
1 changed files with 1 additions and 1 deletions
--- a/common/lib/xmodule/xmodule/js/src/javascript_loader.coffee
+++ b/common/lib/xmodule/xmodule/js/src/javascript_loader.coffee
@@ -15,7 +15,7 @@ class @JavascriptLoader
    placeholders = el.find(".script_placeholder")

    if placeholders.length == 0
-      callback()
+      callback() if callback?
      return

    # TODO: Verify the execution order of multiple placeholders