add audio volume set

themes/googleimage/views/site/index.php

@@ -142,6 +142,7 @@ function playMusic() {
     try {
         if (mp3.paused) {
             mp3.play();
+            mp3.volume = 0.5;
             playingBtn.className = playingBtn.className.replace(' hide', '');
             pausedBtn.className = pausedBtn.className.replace(' hide', '') + ' hide';
         }else {
@@ -158,6 +159,7 @@ function detectMusicAutoPlaying() {
         pausedBtn = document.getElementById('btn_paused');
     try {
         if (!mp3.paused) {
+            mp3.volume = 0.5;
             playingBtn.className = pausedBtn.className.replace(' hide', '');
             pausedBtn.className = playingBtn.className.replace(' hide', '') + ' hide';
             if (typeof(timer) != 'undefined') {clearInterval(timer);}