Prevent running multiple resizer.

2015-04-21 15:08:59 +02:00 · 2015-04-21 15:08:59 +02:00 · 27a0a33298
parent 8433f654af
commit 27a0a33298
1 changed files with 2 additions and 1 deletions
--- a/js/h5p-resizer.js
+++ b/js/h5p-resizer.js
@ -1,8 +1,9 @@
 // H5P iframe Resizer
 (function () {
-  if (!window.postMessage || !window.addEventListener) {
+  if (!window.postMessage || !window.addEventListener || window.h5pResizerInitialized) {
    return; // Not supported
  }
+  window.h5pResizerInitialized = true;

  // Map actions to handlers
  var actionHandlers = {};