From c62e55926c618e809e89191fc1809ed5001bb8f8 Mon Sep 17 00:00:00 2001
From: unknown <way.h3ming@gmail.com>
Date: Thu, 7 Feb 2019 12:25:07 +0200
Subject: [PATCH] Iframe fix

---
 dist/flickity.pkgd.js | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/dist/flickity.pkgd.js b/dist/flickity.pkgd.js
index dfe794dc..79d6810d 100644
--- a/dist/flickity.pkgd.js
+++ b/dist/flickity.pkgd.js
@@ -654,9 +654,15 @@ utils.filterFindElements = function( elems, selector ) {
   elems = utils.makeArray( elems );
   var ffElems = [];
 
+  var isElement = function (elem) {
+    return (
+      typeof HTMLElement === "object" ? elem instanceof HTMLElement : elem && typeof elem === "object" && elem !== null && elem.nodeType === 1 && typeof elem.nodeName === "string"
+    );
+  };
+
   elems.forEach( function( elem ) {
     // check that elem is an actual element
-    if ( !( elem instanceof HTMLElement ) ) {
+    if (!isElement(elem)) {
       return;
     }
     // add elem if no selector