4-6.htm
来自「JScript网页特效,包含很多的实现网页特效的方法.」· HTM 代码 · 共 31 行
HTM
31 行
<html>
<head>
<title>§4.6 定时提醒用户注意时间</title>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<script language="Javascript">
<!-- Begin
pageOpen = new Date();
function counttime()
{
pagenow = new Date();
hours = ( pagenow.getHours()-pageOpen.getHours());
minutes = (pagenow.getMinutes() - pageOpen.getMinutes());
seconds = (pagenow.getSeconds() - pageOpen.getSeconds());
time = (minutes + (hours * 60));
if (time == 1)
{
time = ("你在本网页上停留了:"+time + " 分钟,要注意休息啊");
alert(time);
}
setTimeout("counttime()",5000);
}
// End -->
</script>
</head>
<body onload=counttime() bgcolor="#FFFFFF">
请在此页面等待1分钟,会有提示出现!
</body>
</html>
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