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@walterdavis
Last active August 29, 2015 14:26
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Set an iframe to the height of its contents.
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Inner (menu) page</title>
<script type="text/javascript">
window.addEventListener('load', function(evt){
var menu = document.getElementById('item1');
if (menu.hasOwnProperty(outerHeight)){ // old IE
top.resize_iframe( parseInt(menu.outerHeight, 10) );
}else{
var style = document.defaultView.getComputedStyle(menu, '');
top.resize_iframe( parseInt(style.getPropertyValue("height"), 10) );
}
});
</script>
</head>
<body>
<div id="PageDiv">
<div id="item1">
<ul>
<li><a href="outer.html#one" target="_top">One</a></li>
<li><a href="outer.html#two" target="_top">Two</a></li>
<li><a href="outer.html#three" target="_top">Three</a></li>
<li><a href="outer.html#four" target="_top">Four</a></li>
<li><a href="outer.html#five" target="_top">Five</a></li>
<li><a href="outer.html#six" target="_top">Six</a></li>
<li><a href="outer.html#seven" target="_top">Seven</a></li>
<li><a href="outer.html#eight" target="_top">Eight</a></li>
<li><a href="outer.html#nine" target="_top">Nine</a></li>
<li><a href="outer.html#ten" target="_top">Ten</a></li>
</ul>
</div>
</div>
</body>
</html>
<!doctype html>
<html lang="en">
<head>
<meta charset="UTF-8" />
<title>Outer Page</title>
<script type="text/javascript">
window.resize_iframe = function(height){
var iframe = document.getElementById('menu'); // note, this relies on your iframe having the ID set to menu, as I did above
iframe.style.height = height + 'px';
};
</script>
</head>
<body>
<div id="PageDiv">
<div id="item1">
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
<iframe src="inner.html" name="menu" id="menu" frameborder="0" style="height: 100%; width: 100%; border: none"></iframe>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
<p>Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>
</div>
</div>
</body>
</html>
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