电脑技术学习

用按钮查看访问者访问页面的次数

dn001
<!-- 第一步:把如下代码加入<body>区域中-->
<SCRIPT LANGUAGE="JavaScript">
<!-- Begin
function getCookieVal (offset) {
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie (name) {
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen) {
var j = i + alen;
if (document.cookie.substring(i, j) == arg)
return getCookieVal (j);
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0)
break;
}
return null;
}
function SetCookie (name, value) {
var argv = SetCookie.arguments;
var argc = SetCookie.arguments.length;
var expires = (2 < argc) ? argv[2] : null;
var path = (3 < argc) ? argv[3] : null;
var domain = (4 < argc) ? argv[4] : null;
var secure = (5 < argc) ? argv[5] : false;
document.cookie = name + "=" + escape (value) +
((expires == null) ? "" : ("; expires=" + expires.toGMTString())) +
((path == null) ? "" : ("; path=" + path)) +
((domain == null) ? "" : ("; domain=" + domain)) +
((secure == true) ? "; secure" : "");
}
function DisplayInfo() {
var expdate = new Date();
var visit;
expdate.setTime(expdate.getTime() +; (24 * 60 * 60 * 1000 * 365));
if(!(visit = GetCookie("visit")))
visit = 0;
visit++;
SetCookie("visit", visit, expdate, "/", null, false);
var message;
if(visit == 1)
message=" Welcome to my page!";
if(visit== 2)
message="I see you came back !";
if(visit == 3)
message=";;;;Oh, it's you again!";
if(visit == 4)
message=";You must be curious!";
if(visit == 5)
message=";;;You're practically a regular!";
if(visit == 6)
message=";;;You need a hobby!";
if(visit == 7)
message=";;Nothing better to do?";
if(visit == 8)
message=";Don't you ever sleep?";
if(visit == 9)
message=";;;Get a life!!!";
if(visit >= 10)
message="; Rent is due on the 1st of the month!";
alert("n"+"你的浏览器已经访问过本页" + visit +"次了"+"n"+"n"+message);
}
function ResetCounts() {
var expdate = new Date();
expdate.setTime(expdate.getTime() +; (24 * 60 * 60 * 1000 * 365));
visit = 0;
SetCookie("visit", visit, expdate , "/", null, false);
history.go(0);
}
// End -->
</Script>
<FORM>
<CENTER>
<INPUT NAME="update" TYPE="BUTTON" VALUE="查看次数" OnClick="history.go(0)">
<INPUT NAME="reset" TYPE="BUTTON" VALUE="重新计数" OnClick="ResetCounts()">
</CENTER>
</FORM>
<!-- 第二步:把如下代码加入<body>区域中 -->
<body bgcolor="#ffffff" onload="DisplayInfo()">