Permitir que os visitantes vejam o histórico de visitas à sua página

Exemplo

Permite que seus visitantes vejam realmente o quão viciados estão em sua página da web. As informações são armazenadas em seu disco rígido com um cookie e cada vez que eles voltarem, ele fará referência ao cookie e será contabilizado após a visita.

CONSULTAR EXEMPLO

Código fonte

<SCRIPT LANGUAGE = "JavaScript">
<!-- Begin Script
/*
-----------------------------------------
| By Mattias Sjberg 9/10-96 |
|You're welcome to use/edit this script.|
| Keep the comments and drop me a note. |
-----------------------------------------
| [email protected] |
| www.geocities.com/SiliconValley/7116 |
| Vote for my page at the above URL |
-----------------------------------------
*/
var expDays = 30;
var exp = new Date();
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));
function Who(info){
/\/Who
var VisitorName = GetCookie('VisitorName')
 if (VisitorName == null) {
VisitorName = prompt("Who are you?");
SetCookie ('VisitorName', VisitorName, exp);
}
return VisitorName;
}
function When(info){
/\/When
var rightNow = new Date()
var WWHTime = 0;
WWHTime = GetCookie('WWhenH')
WWHTime = WWHTime * 1
/*This part is written by
Cut & Paste JavaScript
Copyright 1996, IMA STUDIOS, Inc.
This code may not be resold.
This Copyright notice must be included
on every document that contains this code.
A link to http://www.imastudios.com should
be included somewhere on your document.
*/
var lastHereFormatting = new Date(WWHTime); /\/Date-i-fy that number
var intLastVisit = (lastHereFormatting.getYear() * 10000)+(lastHereFormatting.getMonth() * 100) + lastHereFormatting.getDate()
var lastHereInDateFormat = "" + lastHereFormatting; /\/Gotta use substring functions
var dayOfWeek = lastHereInDateFormat.substring(0,3)
var dateMonth = lastHereInDateFormat.substring(4,11)
 var timeOfDay = lastHereInDateFormat.substring(11,16)
var year = lastHereInDateFormat.substring(23,25)
var WWHText = dayOfWeek + ", " + dateMonth + " at " + timeOfDay /\/display
SetCookie ("WWhenH", rightNow.getTime(), exp)
return WWHText;
}
function Count(info){
var psj=0;
/\/How many times
var WWHCount = GetCookie('WWHCount')
if (WWHCount == null) {
WWHCount = 0;
}
else{
WWHCount++;
}
SetCookie ('WWHCount', WWHCount, exp);
return WWHCount;
}
function set(){
VisitorName = prompt("Who are you?");
SetCookie ('VisitorName', VisitorName, exp);
SetCookie ('WWHCount', 0, exp);
SetCookie ('WWhenH', 0, exp);
}
/\/********************* General Cookie handling *********************
/\/Cookie Functions - Second Helping (21-Jan-96)
/\/Written by: Bill Dortch, hIdaho Design <[email protected]>
/\/The following functions are released to the public domain.
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 = (argc > 2) ? argv[2] : null;
var path = (argc > 3) ? argv[3] : null;
var domain = (argc > 4) ? argv[4] : null;
var secure = (argc > 5) ? 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 DeleteCookie (name) {
var exp = new Date();
exp.setTime (exp.getTime() - 1);
/\/This cookie is history
var cval = GetCookie (name);
document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();
}
/\/End Script -->
</SCRIPT>
<script>
document.write("Hello <b>" + Who() + "</b>. You've been here <b>" + Count() + "</b> time(s). Last time was <b>" + When() +"</b>.")
</script>
<br>
<a href="JavaScript:set()">Change name</a>