Do not try to load radio playlists in the browser when clicking on a radio

airsonic-main/src/main/webapp/WEB-INF/jsp/left.jsp

@@ -21,8 +21,9 @@
                 }
             }
 
-            $('.radio-play').on('click', function() {
+            $('.radio-play').on('click', function(evt) {
                 top.playQueue.onPlayInternetRadio($(this).data("id"), 0);
+                evt.preventDefault();
             });
         }