diff --git a/src/ElevationControl/elevationControl.js b/src/ElevationControl/elevationControl.js
index 01164ef..5636e8a 100644
--- a/src/ElevationControl/elevationControl.js
+++ b/src/ElevationControl/elevationControl.js
@@ -37,7 +37,9 @@ window.createElevationPanel = function createElevationPanel(viewer) {
   }
 }
 
-//Select the fist pointcloud in the sidebar so that the Elevation section is built
+/**
+ * Select the fist pointcloud in the sidebar so that the Elevation section is built
+ */
 function autoSelectFirstPointCloud() {
   const cloudIcon = document.querySelector(
     '#scene_objects i.jstree-themeicon-custom'
@@ -49,13 +51,18 @@ function autoSelectFirstPointCloud() {
   return false
 }
 
+/**
+ * Disable any further clicks of the pointcloud icon in the sidebar
+ */
 function disableFirstPointCloudNode() {
   // find the <li> that holds the first cloud icon
-  const icon = document.querySelector('#scene_objects i.jstree-themeicon-custom')
-  const li = icon ? icon.closest('li') : null;
-  if (!li) return;
+  const icon = document.querySelector(
+    '#scene_objects i.jstree-themeicon-custom'
+  )
+  const li = icon ? icon.closest('li') : null
+  if (!li) return
   //visually/DOM disable anchor clicks
-  const a = li.querySelector('a');
+  const a = li.querySelector('a')
   if (a) {
     a.style.pointerEvents = 'none'
     a.style.opacity = 0.5
@@ -63,7 +70,6 @@ function disableFirstPointCloudNode() {
   }
 }
 
-
 //(re)connect the elevation labels to the slider after the container is moved (was not handled by default)
 function rebindElevationLabel() {
   const slider = window.jQuery ? window.jQuery('#sldHeightRange') : null
@@ -126,6 +132,6 @@ export function initElevationControls(viewer) {
   //Trigger Potree to build Materials UI by selecting the first point cloud (if nothing selected yet)
   if (autoSelectFirstPointCloud()) {
     //Prevent multiple clicks on the cloud icon
-    disableFirstPointCloudNode();
-   }
+    disableFirstPointCloudNode()
+  }
 }