$(function() {


        $('#s4').after('<div id="nav" class="nav">').cycle({
        fx: 'scrollHorz',
            speed: '450',
            timeout: '6000',
            pager: '#nav'
        });
    });

    function pause() {
        $('#s4').cycle('pause');
    }

    function resume() {
        $('#s4').cycle('resume');
    }