<div class="content_index" > <iframe src="../html/home_details.html" frameborder="0" scrolling="auto" id="test" width="100%" onload="this.height=100" ></iframe>
</div>
function reinitIframe() { var iframe = document.getElementById("test"); try { var bHeight = iframe.contentWindow.document.body.scrollHeight; var dHeight = iframe.contentWindow.document.documentElement.scrollHeight; var height = Math.max(bHeight, dHeight); iframe.height = height; console.log(height); } catch (ex) { } } window.setInterval("reinitIframe()", 200);