diff --git a/index.js b/index.js
index fc3c8b6..e37cce6 100644
--- a/index.js
+++ b/index.js
@@ -35,7 +35,6 @@ function createCircle(circleData) {
     var point2 = new dwv.math.Point2D(circleData.center.x, circleData.center.y+circleData.radius)
     app.setTool('Draw');
     var styles = app.getToolboxController().getSelectedTool().style
-    app.undo()
     var draw = circleFactory.create(
         [point1, point2], 
         styles,
@@ -75,16 +74,23 @@ function createDraws(drawsData) {
 
 
 function postCircles() {
-    console.log(app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children[0].children)
-    circlesAttrs = app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().getChildren()[0].children.filter(e => e.attrs.name == 'circle-group').map(
+    console.log(app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children)
+    circlesAttrs = app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().getChildren().filter(e => e.attrs.name == 'circle-group').map(
         (e) => {
-            console.log(e.children)
-            return e.children.filter((e) => e.attrs.name == 'shape').map(e => e.attrs)
+            console.log(e, "eeeeee")
+            return e.children.filter(
+                (ee) => {
+                    console.log(e)
+                    return ee.attrs.name == 'shape'
+                }
+            ).map(e => e.attrs)
         }
     )
-    console.log(circlesAttrs)
+    circlesAttrs = circlesAttrs.concat(app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children[0].children.filter(e => e.attrs.name == 'circle-group').map((e) => {
+        return e.children.filter((e) => e.attrs.name == 'shape').map(e => e.attrs)
+    }))
+    //circleAttrs.concat(app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children[0])
     return circlesAttrs.flat().map((e) => {
-        console.log(e)
         return {
             type: 'Circle',
             center: {
@@ -97,6 +103,7 @@ function postCircles() {
 }
 
 function postRois() {
+    console.log(app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children)
     return app.getActiveLayerGroup().getActiveDrawLayer().getKonvaLayer().children.filter(
         e => e.attrs.name == 'roi-group'
     ).map(e => {
@@ -143,7 +150,7 @@ function receiveMessage(event)
         createDraws(data)
       }
       else if (data.type == 'getDraws') {
-        window.postMessage({'type': 'returnDraws', data: postDraws()})
+        parent.postMessage({'type': 'returnDraws', data: postDraws()}, "*")
       }
 }
 window.addEventListener("message", receiveMessage, false);
@@ -165,10 +172,20 @@ app.loadURLs(['https://raw.githubusercontent.com/ivmartel/dwv/master/tests/data/
 
 app.addEventListener('load', () => {
     app.setTool('Draw')
-    app.setDrawShape('Circle')
-    setTimeout(() => {app.setDrawShape('Roi'); console.log('circle')}, 3000)
-    setTimeout(() => {console.log(postDraws())}, 6000)
-
+    createCircle({
+        type: 'Circle',
+        center: {
+            x: 10, y: 100
+        },
+        radius: 100
+    })
+    app.setDrawShape('Roi')
+    setTimeout(() => {
+        app.setDrawShape('Circle')
+    }, 3000)
+    setTimeout(() => {
+        console.log(postRois())
+    }, 2000)
 })
 
 app.addEventListener('slicechange', function () {