3 files changed, 5 insertions, 6 deletions
diff --git a/src/client/views/MainView.tsx b/src/client/views/MainView.tsx
index 8fb67c435..da60549ab 100644
--- a/src/client/views/MainView.tsx
+++ b/src/client/views/MainView.tsx
@@ -1,5 +1,5 @@
 import { library } from '@fortawesome/fontawesome-svg-core';
-import { faTerminal, faCalculator, faWindowMaximize, faAddressCard, faQuestionCircle, faArrowDown, faArrowUp, faBolt, faBullseye, faCaretUp, faCat, faCheck, faChevronRight, faClipboard, faClone, faCloudUploadAlt, faCommentAlt, faCompressArrowsAlt, faCut, faEllipsisV, faEraser, faExclamation, faFileAlt, faFileAudio, faFilePdf, faFilm, faFilter, faFont, faGlobeAsia, faHighlighter, faLongArrowAltRight, faMicrophone, faMousePointer, faMusic, faObjectGroup, faPause, faPen, faPenNib, faPhone, faPlay, faPortrait, faRedoAlt, faStamp, faStickyNote, faThumbtack, faTree, faTv, faUndoAlt, faVideo } from '@fortawesome/free-solid-svg-icons';
+import { faColumns, faTerminal, faCalculator, faWindowMaximize, faAddressCard, faQuestionCircle, faArrowDown, faArrowUp, faBolt, faBullseye, faCaretUp, faCat, faCheck, faChevronRight, faClipboard, faClone, faCloudUploadAlt, faCommentAlt, faCompressArrowsAlt, faCut, faEllipsisV, faEraser, faExclamation, faFileAlt, faFileAudio, faFilePdf, faFilm, faFilter, faFont, faGlobeAsia, faHighlighter, faLongArrowAltRight, faMicrophone, faMousePointer, faMusic, faObjectGroup, faPause, faPen, faPenNib, faPhone, faPlay, faPortrait, faRedoAlt, faStamp, faStickyNote, faThumbtack, faTree, faTv, faUndoAlt, faVideo } from '@fortawesome/free-solid-svg-icons';
 import { FontAwesomeIcon } from '@fortawesome/react-fontawesome';
 import { action, computed, configure, observable, reaction, runInAction } from 'mobx';
 import { observer } from 'mobx-react';
@@ -102,6 +102,7 @@ export class MainView extends React.Component {
             }
         }
 
+        library.add(faColumns);
         library.add(faTerminal);
         library.add(faCalculator);
         library.add(faWindowMaximize);
diff --git a/src/client/views/nodes/ComparisonBox.scss b/src/client/views/nodes/ComparisonBox.scss
index 74e80236d..5449cd145 100644
--- a/src/client/views/nodes/ComparisonBox.scss
+++ b/src/client/views/nodes/ComparisonBox.scss
@@ -36,7 +36,7 @@
         right: 0;
         height: 100%;
         width: 100%;
-        overflow: auto;
+        overflow: hidden;
         background-color: rgb(200, 200, 200);
     }
 
diff --git a/src/client/views/nodes/ComparisonBox.tsx b/src/client/views/nodes/ComparisonBox.tsx
index 6ca0397e2..09590aff7 100644
--- a/src/client/views/nodes/ComparisonBox.tsx
+++ b/src/client/views/nodes/ComparisonBox.tsx
@@ -60,8 +60,7 @@ export class ComparisonBox extends ViewBoxAnnotatableComponent<FieldViewProps, C
         window.addEventListener("pointerup", this.onPointerUp);
     }
 
-    private resizeUpdater: Lambda = () => { };
-
+    private resizeUpdater: Lambda | undefined;
     componentWillMount() {
         this.props.Document.clipWidth = this.props.PanelWidth() / 2;
 
@@ -72,11 +71,10 @@ export class ComparisonBox extends ViewBoxAnnotatableComponent<FieldViewProps, C
     }
 
     componentWillUnmount() {
-        this.resizeUpdater();
+        if (this.resizeUpdater) this.resizeUpdater();
     }
 
     private onPointerMove = ({ movementX }: PointerEvent) => {
-        //is it ok to use NumCast
         const width = movementX * this.props.ScreenToLocalTransform().Scale + NumCast(this.props.Document.clipWidth);
         if (width && width > 5 && width < this.props.PanelWidth()) {
             this.props.Document.clipWidth = width;