click on back element instead of window.location override

webmusic.js

@@ -51,7 +51,7 @@ window.onkeyup = function (event) {
         sound.seek(sound.seek()+10);
     }
     else if (event.key === "Escape") {
-        window.location = '../';
+        document.getElementById("back").click();
     }
 };
 
@@ -83,6 +83,7 @@ function playSong(url) {
         src: [url],
         html5: true
     });
+
     setState("loading");
     sound.play();
     sound.loop(repeat);
@@ -165,4 +166,4 @@ function formatTime(secs) {
     const minutes = Math.floor(secs / 60) || 0;
     const seconds = (secs - minutes * 60) || 0;
     return minutes + ':' + (seconds < 10 ? '0' : '') + seconds;
-}
+}