html:

<img src=http://www.mamicode.com/"img/tutu.png"/>
    <div>
        <span>跳过&nbsp;5s</span>
    </div>
jquery:

$(function(){
    $(‘img‘).css(‘height‘,$(window).height());
    var text = 5;
    var DSQ = setInterval(function(){
        text --;
        $(‘div span‘).text(‘跳过 ‘+text+‘s‘);
        if(text == 0){
            clearInterval(DSQ);
            //跳转
            Jockey.send();//dadkja
        }
    },1000)
})

5秒后，页面跳转