diff --git a/editor/svg-editor.js b/editor/svg-editor.js
index 16c62f3c..c08f6e0a 100644
--- a/editor/svg-editor.js
+++ b/editor/svg-editor.js
@@ -251,4 +251,5 @@ function svg_edit_setup() {
 		$('#tools_ellipse').show();
 	});
 
+	return svgCanvas;
 };
diff --git a/wave/svg-edit.xml b/wave/svg-edit.xml
index df63893d..5ca8a6d5 100644
--- a/wave/svg-edit.xml
+++ b/wave/svg-edit.xml
@@ -133,12 +133,14 @@
 </div>
 
 <script type="text/javascript">
+    var canvas=null;
+
     function stateUpdated() {
-	   SvgCanvas.updateState(wave.getState());
+	   canvas.updateState(wave.getState());
     }
 
     function main() {
-  	  svg_edit_setup();
+  	  canvas = svg_edit_setup();
       if (wave && wave.isInWaveContainer()) {
         wave.setStateCallback(stateUpdated);
       }