diff --git a/js/widgets/help.js b/js/widgets/help.js
index 0271ad7531..f99270a980 100644
--- a/js/widgets/help.js
+++ b/js/widgets/help.js
@@ -69,7 +69,6 @@ class HelpWidget {
      * @returns {void}
      */
     _setup(useActiveBlock) {
-        const iconSize = HelpWidget.ICONSIZE;
         // Which help page are we on?
         let page = 0;
 
diff --git a/js/widgets/musickeyboard.js b/js/widgets/musickeyboard.js
index d6777107d6..9ba8cb5a33 100644
--- a/js/widgets/musickeyboard.js
+++ b/js/widgets/musickeyboard.js
@@ -1283,7 +1283,7 @@ function MusicKeyboard(activity) {
 
         mkbTableRow = mkbTable.insertRow();
         mkbTableRow.style.position = "sticky";
-        mkbTableRow.style.bottom = "0px"
+        mkbTableRow.style.bottom = "0px";
         cell = mkbTableRow.insertCell();
         cell.style.backgroundColor = platformColor.graphicsLabelBackground;
         cell.style.fontSize = this._cellScale * 100 + "%";
diff --git a/js/widgets/phrasemaker.js b/js/widgets/phrasemaker.js
index 6d2b68018c..a85b5ff192 100644
--- a/js/widgets/phrasemaker.js
+++ b/js/widgets/phrasemaker.js
@@ -150,27 +150,27 @@ class PhraseMaker {
         this.columnBlocksMap = [];
     }
 
-     stylePhraseMaker(){
+    stylePhraseMaker(){
 
         var floatingWindowsDiv = document.getElementById("floatingWindows");
         var windowFrameElements = floatingWindowsDiv.querySelectorAll(".windowFrame");
     
         for (var i = 0; i < windowFrameElements.length; i++) {
-          var windowFrame = windowFrameElements[i];
-          var wfWinBody = document.querySelector(".wfWinBody");
-          var wfbWidget = document.querySelector(".wfbWidget");
-          wfbWidget.style.overflow = "auto"
-          wfbWidget.style.width = "-webkit-fill-available"
-          wfbWidget.style.height = "-webkit-fill-available"
-          windowFrame.style.height = "405px";
-          windowFrame.style.width = "685px";
-          wfWinBody.style.position = "absolute";
-          wfWinBody.style.overflow = "auto";
-          wfWinBody.style.width = "-webkit-fill-available";
-          wfWinBody.style.height = "-webkit-fill-available";
-          wfWinBody.style.background = "#cccccc";
-          wfbWidget.style.position = "absolute";
-          wfbWidget.style.left = "55px";
+            var windowFrame = windowFrameElements[i];
+            var wfWinBody = document.querySelector(".wfWinBody");
+            var wfbWidget = document.querySelector(".wfbWidget");
+            wfbWidget.style.overflow = "auto";
+            wfbWidget.style.width = "-webkit-fill-available";
+            wfbWidget.style.height = "-webkit-fill-available";
+            windowFrame.style.height = "405px";
+            windowFrame.style.width = "685px";
+            wfWinBody.style.position = "absolute";
+            wfWinBody.style.overflow = "auto";
+            wfWinBody.style.width = "-webkit-fill-available";
+            wfWinBody.style.height = "-webkit-fill-available";
+            wfWinBody.style.background = "#cccccc";
+            wfbWidget.style.position = "absolute";
+            wfbWidget.style.left = "55px";
         }
     }
 
@@ -705,15 +705,15 @@ class PhraseMaker {
         // An extra row for the note and tuplet values
         ptmTableRow = ptmTable.insertRow();
         ptmCell = ptmTableRow.insertCell();
-        ptmTableRow.setAttribute('id', 'bottomRow');
+        ptmTableRow.setAttribute("id", "bottomRow");
         ptmTableRow.style.position = "sticky";
-        ptmTableRow.style.bottom = '0px';
-        ptmTableRow.style.zIndex = '1';         
+        ptmTableRow.style.bottom = "0px";
+        ptmTableRow.style.zIndex = "1";
 
         ptmCell.setAttribute("colspan", "2");
         ptmCell.style.position = "sticky";
-        ptmCell.style.left = '1.2px';
-        ptmCell.style.zIndex = '1';
+        ptmCell.style.left = "1.2px";
+        ptmCell.style.zIndex = "1";
         ptmCell.className = "headcol"; // This cell is fixed horizontally.
 
         tempTable = document.createElement("table");
diff --git a/js/widgets/sampler.js b/js/widgets/sampler.js
index 91c41059ad..9379edd1a3 100644
--- a/js/widgets/sampler.js
+++ b/js/widgets/sampler.js
@@ -139,7 +139,7 @@ function SampleWidget() {
     };
 
     this.showSampleTypeError = function () {
-            this.activity.errorMsg(_("Upload failed: Sample is not a .wav file."), this.timbreBlock);
+        this.activity.errorMsg(_("Upload failed: Sample is not a .wav file."), this.timbreBlock);
     };
 
     this.__save = function () {
@@ -267,7 +267,7 @@ function SampleWidget() {
                 // eslint-disable-next-line no-unused-vars
                 reader.onload = function (event) {
                     // if the file is of .wav type, save it
-                    if (reader.result.substring(reader.result.indexOf(":")+1, reader.result.indexOf(";")) === 'audio/wav') {
+                    if (reader.result.substring(reader.result.indexOf(":")+1, reader.result.indexOf(";")) === "audio/wav") {
                         that.sampleData = reader.result;
                         that.sampleName = fileChooser.files[0].name;
                         that._addSample();