function startTime()
{
var today=new Date()
var y=today.getFullYear();
var mon=today.getMonth();
var day=today.getDay();
var h=today.getHours();
var m=today.getMinutes();
var s=today.getSeconds();
// add a zero in front of numbers<10
m=checkTime(m);
s=checkTime(s);
document.getElementById('time_show').innerHTML=y+'-'+(mon+1)+'-'+(day+1)+' '+h+":"+m+":"+s;
t=setTimeout(function(){startTime()},500);
}
function checkTime(i)
{
if (i<10)
{
i="0" + i;
}
return i;
}
转载于:https://my.oschina.net/u/2484242/blog/525346