显示一个钟表
- <html>
- <head>
- <script type="text/javascript">
- function startTime()
- {
- var today=new Date()
- 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('txt').innerHTML=h+":"+m+":"+s
- t=setTimeout('startTime()',500)
- }
- function checkTime(i)
- {
- if (i<10)
- {i="0" + i}
- return i
- }
- </script>
- </head>
- <body onload="startTime()">
- <div id="txt"></div>
- </body>
- </html>