<script>
    function resize() {

        var width = Math.max(document.documentElement.clientWidth, window.innerWidth || 0)
        var body = document.body,
            html = document.documentElement;
        $("#full-height-div").height($("#content-size-div").height());
        var height = Math.max(body.scrollHeight, body.offsetHeight,
                              html.clientHeight, html.scrollHeight, html.offsetHeight);
        height = height - $("#footer").height();
        height = height - $("#navbar").height();
        height = height - 20;
        if(width < 768) {
            height = height - $("#menu-container").height();
        }
        $("#full-height-div").height(height);
    }
    </script>