diff --git a/desktop/sources/index.html b/desktop/sources/index.html
index a097e10..c0c0c54 100644
--- a/desktop/sources/index.html
+++ b/desktop/sources/index.html
@@ -26,7 +26,7 @@
   </head>
   <body>
     <script>
-        'use strict';
+        'use strict'
 
         const webFrame = require('electron').webFrame
         const {dialog,app} = require('electron').remote;
@@ -52,6 +52,7 @@
         dotgrid.controller.add_role("default","Edit","paste");
         dotgrid.controller.add("default","Edit","Undo",() => { dotgrid.tool.undo() },"CmdOrCtrl+Z");
         dotgrid.controller.add("default","Edit","Redo",() => { dotgrid.tool.redo() },"CmdOrCtrl+Shift+Z");
+        dotgrid.controller.add("default","Edit","Redo",() => { dotgrid.tool.clear() },"Escape");
 
         dotgrid.controller.add("default","Stroke","Line",() => { dotgrid.tool.cast("line"); },"A");
         dotgrid.controller.add("default","Stroke","Arc",() => { dotgrid.tool.cast("arc_c"); },"S"); // 0,1
diff --git a/desktop/sources/scripts/interface.js b/desktop/sources/scripts/interface.js
index 6d96dab..4531f3b 100644
--- a/desktop/sources/scripts/interface.js
+++ b/desktop/sources/scripts/interface.js
@@ -71,16 +71,20 @@ function Interface () {
   this.over = function (type, name) {
     dotgrid.cursor.operation = {}
     dotgrid.cursor.operation[type] = name
+    this.update(true)
+    dotgrid.guide.update(true);
   }
 
   this.out = function (type, name) {
     dotgrid.cursor.operation = ''
+    dotgrid.guide.update(true)
   }
 
   this.up = function (type, name) {
     if (!dotgrid.tool[type]) { console.warn(`Unknown option(type): ${type}.${name}`, dotgrid.tool); return }
 
     this.update(true)
+    dotgrid.guide.update(true)
   }
 
   this.down = function (type, name) {
@@ -88,6 +92,7 @@ function Interface () {
 
     dotgrid.tool[type](name)
     this.update(true)
+    dotgrid.guide.update(true);
   }
 
   this.prev_operation = null
