diff --git a/ec-canvas/ec-canvas.js b/ec-canvas/ec-canvas.js
index f90ddf6..5b20a29 100644
--- a/ec-canvas/ec-canvas.js
+++ b/ec-canvas/ec-canvas.js
@@ -273,9 +273,9 @@ function wrapTouch(event) {
     return event;
 }
 
-function hasNode(res) {
+function hasNode(res, func) {
     if(res) {
-        return true
+       func(res)
     } else {
         setTimeout(() => {
             hasNode(res)