don't need id !== undefined, just id !== null

Thanks Mathias.
es5 · Aug 12, 2011 · 7f43c56 · mathiasbynens · Aug 12, 2011 · sideshowbarker
1 parent 6f88147
commit 7f43c56
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/anno.js b/anno.js
@@ -124,7 +124,7 @@ function annoShow(event) {
 function annotateHeadings(baseUrl, marker, className, annos) {
   var element, hyperlink, i, id, space, tocAnno, tocSpace, tocElement;
   for (id in annos) {
-    if (id !== null && id !== undefined) {
+    if (id !== null) {
       element = document.getElementById(id);
       tocElement = document.getElementById(id + "-toc");
       for (i = 0; i < annos[id].length; i = i + 1) {