Fix typo in code sandbox page

marijnh · marijnh · commit 546c878b37fb · 2014-07-30T23:09:54.000+02:00
diff --git a/code/index.html b/code/index.html
@@ -38,7 +38,7 @@ <h1>Code Sandbox<div style="font-size: 70%"><a class="subtlelink" href="../index
   <p>You can use this page to download source code and solutions to
   exercises for the book Eloquent JavaScript, and to directly run code
   in the context of chapters from that book, either to solve exercises
-  to to simply play around.</p>
+  to simply play around.</p>
 
   <p>
     Chapter: <select id="chapters" class=control></select>
