Update indexStable.html

Playground/indexStable.html

@@ -110,7 +110,7 @@
         </div>
 
         <div class="category right">
-            <div class="button select"><span id="currentVersion1600">Version: Stable/span>
+            <div class="button select"><span id="currentVersion1600">Version: Stable</span>
                 <div class="toDisplay">
                     <div class="option" onclick="setVersion('latest');">Latest</div>
                     <div class="option" onclick="setVersion('stable');">Stable</div>