Compatibility tweak

js/SoundManager.js

@@ -113,6 +113,7 @@ SoundManager.prototype.playSong = function(song, playBuild, callback) {
             that.bufSource.connect(that.gainNode);
             
             // This fixes sync issues on Firefox and slow machines.
+            if(that.context.suspend && that.context.resume) {
                 that.context.suspend().then(function() {
                     if(playBuild) {
                         // mobile webkit requires offset, even if 0
@@ -128,6 +129,19 @@ SoundManager.prototype.playSong = function(song, playBuild, callback) {
                         that.playing = true;
                     });
                 });
+            } else {
+                if(playBuild) {
+                    // mobile webkit requires offset, even if 0
+                    that.bufSource.start(0);
+                    that.startTime = that.context.currentTime + that.loopStart;
+                } else {
+                    that.bufSource.start(0, that.loopStart);
+                    that.startTime = that.context.currentTime;
+                }
+                if(callback)
+                    callback();
+                that.playing = true;
+            }
         }
     });
 }