diff --git a/Games/Tetris/index.html b/Games/Tetris/index.html
index 697e1d1..71391af 100644
--- a/Games/Tetris/index.html
+++ b/Games/Tetris/index.html
@@ -1,7 +1,7 @@
 <!DOCTYPE html>
 <html>
     <head>
-        <audio loop autoplay>
+        <audio id="music" loop autoplay>
             <source src="sound/Mekorama Mobile Official Theme Song.mp3" type="audio/mp3">
         </audio>
         <title>HTML5 Tetris</title>
@@ -11,8 +11,10 @@
         <audio id="clearsound" src="sound/pop.ogg" preload="auto"></audio>
         <canvas width='300' height='600'></canvas>
         <button id="playbutton" onclick="playButtonClicked();">Play</button>
+        <button onclick="toggleMuted()">Mute|Unmute</button>
         <script src='js/tetris.js'></script>
         <script src='js/controller.js'></script>
         <script src='js/render.js'></script>
+        <script src="js/music.js"></script>
     </body>
 </html>
\ No newline at end of file
diff --git a/Games/Tetris/js/music.js b/Games/Tetris/js/music.js
new file mode 100644
index 0000000..079aef7
--- /dev/null
+++ b/Games/Tetris/js/music.js
@@ -0,0 +1,4 @@
+function toggleMuted() {
+    var sound = document.getElementById('music');
+    sound.muted = !sound.muted;
+  }
\ No newline at end of file
