JavaScript显示日期与时间

//获取当前系统时间
function GetTime() {
var now = new Date();
var str, colorhead, colorfoot;
var yy = now.getYear();
if (yy < 1900)
yy = yy + 1900;
var MM = now.getMonth() + 1;
if (MM < 10)
MM = ‘0’ + MM;
var dd = now.getDate();
if (dd < 10)
dd = ‘0’ + dd;
var hh = now.getHours();
if (hh < 10)
hh = ‘0’ + hh;
var mm = now.getMinutes();
if (mm < 10)
mm = ‘0’ + mm;
var ss = now.getSeconds();
if (ss < 10)
ss = ‘0’ + ss;
var ww = now.getDay();
if (ww == 0)
colorhead = ““;
if (ww > 0 && ww < 6)
colorhead = “”;
if (ww == 6)
colorhead = “”;
if (ww == 0)
ww = “星期日”;
if (ww == 1)
ww = “星期一”;
if (ww == 2)
ww = “星期二”;
if (ww == 3)
ww = “星期三”;
if (ww == 4)
ww = “星期四”;
if (ww == 5)
ww = “星期五”;
if (ww == 6)
ww = “星期六”;
colorfoot = “”
str = colorhead + yy + “年” + MM + “月” + dd + “日   ” + hh + “:” + mm
+ “:” + ss + ” ” + ww + colorfoot;
$(“#localtime”).html(str);
window.setTimeout(“GetTime()”, 1000);
}

// 初始化
$(function() {
GetTime();
});