Calculate aspect ratio

// Force 16/9 aspect ratio for a embed video. <div class="app-aspect-ratio"> <iframe width="420" height="315" src="" frameborder="0" allowfullscreen></iframe> </div> <script> function video_aspect_ratio() { var _this = $('.app-aspect-ratio').children(); var width = _this.width(); var height = Math.round((width / 16) * 9); _this.css('height', height + 'px'); } $(document).ready(function() { website_video_aspect_ratio(); }); $(window).resize(function() { website_video_aspect_ratio(); }); </script>

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