語法展示:: http://home.graffiti.net/edcvvbg555hj/
請用IE6.0或更新版本觀看語法特效展示
將以下程式碼複製，貼在<body>及</body>標籤之間。
<center>
<FORM>
<INPUT TYPE="button" value="檢查停留時間" onClick="getLogoffTime()">
</FORM>
</center>
將以下程式碼複製，貼在<head>及</head>標籤之間。
<script language="JavaScript">
<!--
var onHours = " ";
var onMinutes = " ";
var onSeconds = " ";
var offHours = 0;
var offMinutes = 0;
var offSeconds = 0;
var logSeconds = 0;
var logMinutes = 0;
var logHours = 0;
var OnTimeValue = " ";
var OffTimeValue = " ";
var PageTimeValue = " ";
function getLogonTime() {
var now = new Date();
var ampm = (now.getHours() >= 12) ? " P.M." : " A.M."
var Hours = now.getHours();
Hours = ((Hours > 12) ? Hours - 12 : Hours);
var Minutes = ((now.getMinutes() < 10) ? ":0" : ":") + now.getMinutes();
var Seconds = ((now.getSeconds() < 10) ? ":0" : ":") + now.getSeconds();
OnTimeValue =(" "
+ Hours
+ Minutes
+ Seconds
+ " "
+ ampm);
onHours = now.getHours();
onMinutes = now.getMinutes();
onSeconds = now.getSeconds();
}
function getLogoffTime() {
var now = new Date();
var ampm = (now.getHours() >= 12) ? " P.M." : " A.M."
var Hours = now.getHours();
Hours = ((Hours > 12) ? Hours - 12 : Hours);
var Minutes = ((now.getMinutes() < 10) ? ":0" : ":") + now.getMinutes();
var Seconds = ((now.getSeconds() < 10) ? ":0" : ":") + now.getSeconds();
OffTimeValue =(" "
+ Hours
+ Minutes
+ Seconds
+ " "
+ ampm);
offHours = now.getHours();
offMinutes = now.getMinutes();
offSeconds = now.getSeconds();
timer();
}
function timer() {
if (offSeconds >= onSeconds) {
logSeconds = offSeconds - onSeconds; }
else {
offMinutes -= 1;
logSeconds = (offSeconds + 60) - onSeconds;
}
if (offMinutes >= onMinutes) {
logMinutes = offMinutes - onMinutes; }
else {
offHours -= 1;
logMinutes = (offMinutes + 60) - onMinutes;
}
logHours = offHours - onHours;
logHours = ((logHours < 10) ? "0" : ":") + logHours;
logMinutes = ((logMinutes < 10) ? ":0" : ":") + logMinutes;
logSeconds = ((logSeconds < 10) ? ":0" : ":") +logSeconds;
PageTimeValue =(" "
+ logHours
+ logMinutes
+ logSeconds);
displayTimes();
}
function displayTimes() {
alert("進站的時間：" +OnTimeValue+"\n\n現在的時間："+OffTimeValue+"\n\n停留的時間：" + PageTimeValue);
}
-->
</script>
將以下程式碼複製，貼在插入<body >標籤裡面。
onLoad="getLogonTime()"
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