在页面中实现倒计时跳转

<script type="text/javascript">
window.seconds = 10;
window.onload = function()
{
    if (window.seconds != 0)
    {
        document.getElementById('secondsDisplay').innerHTML = '' +
            window.seconds + ' second' + ((window.seconds > 1) ? 's' : '');
        window.seconds--;
        setTimeout(window.onload, 1000);
    }
    else
    {
        window.location = 'http://zhouyongfei.cublog.cn';
    }
}
</script>

<p><strong>您还有10秒的机会，赶紧进来！！
<span id="secondsDisplay">10 seconds</span>.</strong></p>

<p> <a href="http://zhouyongfei.cublog.cn">Come in</a></p>