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/*
    adjust video wrapper heights on the fly based on wrapper width
    */
    function setWrapHeight() {
        var wrapWidth =  $('.home #intro-video').width();
        var wrapHeight = Math.round((wrapWidth/16)*9);
        $('.home #intro-video').css('height',wrapHeight + 'px');
    }
    setWrapHeight();

    $(window).resize(function() {
        setWrapHeight();
    });