JS操作cookie保存當前時間爲cookie值

<div id="timer"></div>
<script type="text/javascript" language="javascript">
function CurentTime()
    { 
        var now = new Date();
      //  var year = now.getFullYear();       //年
       // var month = now.getMonth() + 1;     //月
      // var day = now.getDate();            //日
        var hh = now.getHours();            //時
        var mm = now.getMinutes();          //分
var ss =now.getSeconds();  
       /* var clock = year + "-";
        if(month < 10)
            clock += "0";
        clock += month + "-";
        if(day < 10)
            clock += "0";
        clock += day + " ";*/
var clock =0;
        if(hh < 10)
            clock += "0";
        clock += hh + ":";
        if (mm < 10) clock += '0'; 
        clock += mm+":"; 
if (ss < 10) clock += '0'; 
        clock +=ss; 
        return(clock); 
    } 

var username=CurentTime();
alert(username);
//var username="duduwei"
var myDate = new Date();
document.cookie="name="+username;  
</script>

</body>