状态栏显示时间——数字钟
JavaScript日期特效,在状态栏显示一个数字钟,虽然现在不怎么用,但本代码有助于研究JavaScript对IE对象的控制技巧,必要时参考一下。
答案:<HTML>
<HEAD>
<TITLE>状态栏显示时间——数字钟</TITLE>
<META content="text/html; charset=gb2312" http-equiv=Content-Type>
<SCRIPT language=JavaScript>
var timerID = null;
var timerRunning = false;
function stopclock (){
if(timerRunning)
clearTimeout(timerID);
timerRunning = false;
}
function showtime () {
var now = new Date();
var hours = now.getHours();
var minutes = now.getMinutes();
var seconds = now.getSeconds()
var timeValue = " " + ((hours >12) ? hours -12 :hours)
timeValue += ((minutes < 10) ? ":0" : ":") + minutes
timeValue += ((seconds < 10) ? ":0" : ":") + seconds
timeValue += (hours >= 12) ? " pm" : "am"
window.status = timeValue;
document.title = timeValue;
timerID = setTimeout("showtime()",1000);
timerRunning = true;
}
function startclock () {
stopclock();
showtime();
}
window.onload=startclock
</SCRIPT>
<style>
body { font-family: Tahoma; font-size: 9pt; color: #FFFFFF }
</style>
</HEAD>
<BODY bgColor=#336699 id=all text=#000000 topmargin="0" leftmargin="0">
<div style="width: 65; height: 19; position: absolute; left: 20; bottom:0">请看状态栏:</div>
</BODY>
</HTML>
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