diff --git a/desktop/sources/scripts/interface.js b/desktop/sources/scripts/interface.js
index 1ac054c..ec2ab07 100644
--- a/desktop/sources/scripts/interface.js
+++ b/desktop/sources/scripts/interface.js
@@ -51,10 +51,10 @@ function Interface (dotgrid) {
         <svg 
           id="option_${name}" 
           title="${name.capitalize()}" 
-          onmouseout="dotgrid.interface.out('${type}','${name}')" 
-          onmouseup="dotgrid.interface.up('${type}','${name}')" 
-          onmousedown="dotgrid.interface.down('${type}','${name}')" 
-          onmouseover="dotgrid.interface.over('${type}','${name}')" 
+          onmouseout="DOTGRID.interface.out('${type}','${name}')" 
+          onmouseup="DOTGRID.interface.up('${type}','${name}')" 
+          onmousedown="DOTGRID.interface.down('${type}','${name}')" 
+          onmouseover="DOTGRID.interface.over('${type}','${name}')" 
           viewBox="0 0 300 300" 
           class="icon ${type}">
           <path id="${name}_path" class="icon_path" d="${tool.icon}"/>${name == 'depth' ? `<path class="icon_path inactive" d=""/>` : ''}
diff --git a/desktop/sources/scripts/renderer.js b/desktop/sources/scripts/renderer.js
index 620bb32..e71bb11 100644
--- a/desktop/sources/scripts/renderer.js
+++ b/desktop/sources/scripts/renderer.js
@@ -30,7 +30,6 @@ function Renderer (dotgrid) {
     this.drawTranslation()
     this.drawCursor()
     this.drawPreview()
-    this.drawDebug()
   }
 
   this.clear = function () {
@@ -258,12 +257,6 @@ function Renderer (dotgrid) {
     this.context.drawImage(img, 0, 0, this.el.width - 30, this.el.height - 30)
   }
 
-  this.drawDebug = function () {
-    this.context.strokeRect(0, 0, this.el.width, this.el.height)
-    this.context.strokeRect((this.el.width / 2) + 15, 0, this.el.width, this.el.height)
-    this.context.strokeRect(0, (this.el.height / 2) + 15, this.el.width, this.el.height)
-  }
-
   function isEqual (a, b) { return a && b && Math.abs(a.x) == Math.abs(b.x) && Math.abs(a.y) == Math.abs(b.y) }
   function clamp (v, min, max) { return v < min ? min : v > max ? max : v }
 }