diff --git a/airsonic-main/src/main/webapp/WEB-INF/jsp/editTags.jsp b/airsonic-main/src/main/webapp/WEB-INF/jsp/editTags.jsp
index d0a2125c..c3816b21 100644
--- a/airsonic-main/src/main/webapp/WEB-INF/jsp/editTags.jsp
+++ b/airsonic-main/src/main/webapp/WEB-INF/jsp/editTags.jsp
@@ -13,48 +13,48 @@
     var fileCount = ${fn:length(model.songs)};
     function setArtist() {
         var artist = dwr.util.getValue("artistAll");
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             dwr.util.setValue("artist" + i, artist);
         }
     }
     function setAlbum() {
         var album = dwr.util.getValue("albumAll");
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             dwr.util.setValue("album" + i, album);
         }
     }
     function setYear() {
         var year = dwr.util.getValue("yearAll");
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             dwr.util.setValue("year" + i, year);
         }
     }
     function setGenre() {
         var genre = dwr.util.getValue("genreAll");
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             dwr.util.setValue("genre" + i, genre);
         }
     }
     function suggestTitle() {
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             var title = dwr.util.getValue("suggestedTitle" + i);
             dwr.util.setValue("title" + i, title);
         }
     }
     function resetTitle() {
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             var title = dwr.util.getValue("originalTitle" + i);
             dwr.util.setValue("title" + i, title);
         }
     }
     function suggestTrack() {
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             var track = dwr.util.getValue("suggestedTrack" + i);
             dwr.util.setValue("track" + i, track);
         }
     }
     function resetTrack() {
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             var track = dwr.util.getValue("originalTrack" + i);
             dwr.util.setValue("track" + i, track);
         }
@@ -63,7 +63,7 @@
         document.getElementById("save").disabled = true;
         index = 0;
         dwr.util.setValue("errors", "");
-        for (i = 0; i < fileCount; i++) {
+        for (var i = 0; i < fileCount; i++) {
             dwr.util.setValue("status" + i, "");
         }
         updateNextTag();
@@ -86,7 +86,7 @@
         } else if (result == "UPDATED") {
             message = "<b><fmt:message key="edittags.updated"/></b>";
         } else {
-            message = "<div class='warning'><fmt:message key="edittags.error"/></div>"
+            message = "<div class='warning'><fmt:message key="edittags.error"/></div>";
             var errors = dwr.util.getValue("errors");
             errors += "<br>" + result + "<br>";
             dwr.util.setValue("errors", errors, { escapeHtml:false });
@@ -159,6 +159,6 @@
 
 </table>
 
-<p><input type="submit" id="save" value="<fmt:message key="common.save"/>" onclick="javascript:updateTags()"/></p>
+<p><input type="submit" id="save" value="<fmt:message key="common.save"/>" onclick="updateTags()"/></p>
 <div class="warning" id="errors"/>
 </body></html>
\ No newline at end of file
diff --git a/airsonic-main/src/main/webapp/WEB-INF/jsp/more.jsp b/airsonic-main/src/main/webapp/WEB-INF/jsp/more.jsp
index b50a2d81..76219f4c 100644
--- a/airsonic-main/src/main/webapp/WEB-INF/jsp/more.jsp
+++ b/airsonic-main/src/main/webapp/WEB-INF/jsp/more.jsp
@@ -26,8 +26,7 @@
 
             if (uploadInfo.bytesTotal > 0) {
                 var percent = Math.ceil((uploadInfo.bytesUploaded / uploadInfo.bytesTotal) * 100);
-                var width = parseInt(percent * 3.5) + 'px';
-                progressBarContent.style.width = width;
+                progressBarContent.style.width = parseInt(percent * 3.5) + 'px';
                 progressText.innerHTML = percent + "<fmt:message key="more.upload.progress"/>";
                 progressBar.style.display = "block";
                 progressText.style.display = "block";
@@ -61,7 +60,7 @@
                 var data = JSON.parse(localStorage.getItem("randomPlayQueue"));
             } catch(e) { return; }
             if (data == null ) { return; }
-            elements = form.getElementsByTagName("input");
+            var elements = form.getElementsByTagName("input");
             for (var i = 0; i < elements.length; i++) {
                 if (elements[i].type == "hidden") continue;
                 if (elements[i].type == "submit") continue;
@@ -86,7 +85,7 @@
         function saveShuffleForm() {
             if (!isLocalStorageEnabled()) return;
             var form = document.getElementById("randomPlayQueue");
-            var data = {}
+            var data = {};
             var elements = [];
             elements = form.getElementsByTagName("input");
             for (var i = 0; i < elements.length; i++) {
diff --git a/airsonic-main/src/main/webapp/WEB-INF/jsp/playQueue.jsp b/airsonic-main/src/main/webapp/WEB-INF/jsp/playQueue.jsp
index 965c3278..1783e6e8 100644
--- a/airsonic-main/src/main/webapp/WEB-INF/jsp/playQueue.jsp
+++ b/airsonic-main/src/main/webapp/WEB-INF/jsp/playQueue.jsp
@@ -228,7 +228,7 @@
     /**
      * Increase or decrease volume by a certain amount
      *
-     * @param amount to add or remove from the current volume
+     * @param gain amount to add or remove from the current volume
      */
     function onGainAdd(gain) {
         if (CastPlayer.castSession) {
diff --git a/airsonic-main/src/main/webapp/script/playQueue/javaJukeboxPlayerControlBar.js b/airsonic-main/src/main/webapp/script/playQueue/javaJukeboxPlayerControlBar.js
index f789bf53..5aebf8b5 100644
--- a/airsonic-main/src/main/webapp/script/playQueue/javaJukeboxPlayerControlBar.js
+++ b/airsonic-main/src/main/webapp/script/playQueue/javaJukeboxPlayerControlBar.js
@@ -6,7 +6,7 @@ var javaJukeboxPlayerModel = {
   playing : false,
   songDuration : null,
   songPosition : 0
-}
+};
 
 function refreshView() {
   if (javaJukeboxPlayerModel.playing == true) {