auto-height-iframe/iframe1.html at master · batuhankok/auto-height-iframe · GitHub

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<!doctype html>
<html lang="en">

<head>

    <meta charset="utf-8">

    <title>Relationship between Iframe & Parent</title>
    <meta name="author" content="Batuhan Kök - http://batuhan.me">

</head>

<body>

    <div id="content" style="border: 2px solid red; height: 200px; text-align: center">

        <br>
        <br>

        <b>here is the iframe1.html page (height: 200px)</b>

        <br>

        <a href="iframe2.html">go to iframe2.html</a>

    </div>

    <script type="text/javascript">

        function windowHeight(){
            return document.getElementById('content').clientHeight + 30;
        }

    </script>

</body>

</html>