时钟效果

<script>
    window.onload=function(){
        varhour=document.getElementById("hour");
        varminute=document.getElementById("minute");
        varsecond=document.getElementById("second");
        vars=0,m=0,h=0,ms=0;
        setInterval(fn,100);
        functionfn(){
            //获得时，分，秒;
            vardate=newDate();
            ms=date.getMilliseconds();  // 得到现在的毫秒;
            s=date.getSeconds()+ms/1000;  //现在的秒数+ms/1000是过去的秒数=10.3秒;
            // console.log(s);
            m=date.getMinutes()+s/60;  //现在的分钟+秒数的小数=45.3分;
            // console.log(m);
            h=date.getHours()%12+m/60;  //现在的小时（24小时制）% 12 得到12小时制+分钟的小数=1.2小时;
            // console.log(h);
            //  旋转效果;
            // weblitTransform谷歌浏览器变化；mozlitTransform火狐浏览器变化；rotate旋转；deg度;
            second.style.webkitTransform="rotate("+s*6+"deg)";
            minute.style.webkitTransform="rotate("+m*6+"deg)";
            hour.style.webkitTransform="rotate("+h*30+"deg)";
        }
    }
</script>