获取系统时间
<html><head><title>获取系统时间</title>
<script><!--
function tick(){
var hours,minutes,seconds,ap;
var inthours,intminutes,intseconds;
var today,timestring;
today=new date();
inthours=today.gethours();
intminutes=today.getminutes();
intseconds=today.getseconds();
if(inthours==0){
hours="12:";
ap="midnight";
}else if(inthours<12){
hours=inthours+":";
ap="A.M.";
}else if(inthours==12){
hours=inthours+":";
ap="noon";
}else if(inthours=inthours-12){
hours=inthours+":";
ap="P.M.";
}
if(intminutes<10){
minutes="0"+intminutes+":";
}else{
minutes=intminutes+":";
}
if(intseconds<10){
seconds="0"+intseconds+" ";
}else{
seconds=intseconds+" ";
}
timestring=hours+minutes+seconds+ap;
clock.innerHTML=timestring;
window.settimeout("tick()",100);
}
window.onload=tick();
//-->
</script>
</head>
<body>
<h1>系统时间</h1>
<div id="clock" align="center" style="font-size:36;color:#0000ff"
onmouseover="this.style.cursor='hand'"
onclick="alert('现在的时间是：'+'n'+timestring)">
<p>请单击获取系统时间</p>
</div>
</body>
</html>