趣味访客计数器设计两则_ASP教程

以下为引用的内容：
＜ html ＞
＜ head ＞
＜ meta http-equiv="Content-Type"
content="text/html; charset=gb2312" ＞
＜ title ＞趣味计数器＜ /title ＞
＜ /head ＞
＜ body ＞
＜ p ＞＜ script language="JavaScript" ＞
var expdays=60;
var exp=new Date();
exp.setTime(exp.getTime()
(expdays*24*60*60*1000));
function count(info){
//若是该访客的第一次访问，
将计数器值赋1，否则加1累积
var wwhcount=getcookie('wwhcount');
if (wwhcount==null){
wwhcount=1;
}
else{wwhcount ;}
setcookie('wwhcount',wwhcount,exp);
return countdisp(wwhcount)
}

function countdisp(countvar){
//实现随机显示，不足6位以0补全，
可以自己调整显示位数
var countvar1="000000" countvar;
var howFar1=countvar1.length;
countvar1=countvar1.substring(howFar1, howFar1-1)
var index="" Math.floor(Math.random()*10);
if (index=="10"){
index="0"};
for (var icount=0;icount＜ 6;icount ){
var g=countvar1.substring(icount,icount 1);
document.images[icount].src=http://www.yule21.com/info/"http:
//localhost/images/" index g ".gif";
}
}

function getCookieVal(offset){
//获取该访问者的已访问次数
var endstr=document.cookie.indexOf(";",offset);
if (endstr==-1)
endstr=document.cookie.length;
return unescape(document.cookie.substring(offset,endstr));
}
function getcookie(name){
//截取Cookie中的name信息段
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){
//存储该访客计数器的数值
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){
//使该信息行失效，
删除该用户关于访问次数的信息
var exp=new Date();
exp.setTime(exp.getTime()-1);
var cval=getcookie(name);
document.cookie=name "=" cval "
;expires=" exp.toGMTString();
}
＜ /script ＞＜ /p ＞
＜ ! --预载入图像数组-- ＞
您是第 ＜ img src=/uploads/allimg/080822/0957231.gif" height=20 width=20
＞
＜ img src=/uploads/allimg/080822/0957231.gif"
height=20 width=20 ＞
＜ img src=/uploads/allimg/080822/0957231.gif"
height=20 width=20 ＞
＜ img src=/uploads/allimg/080822/0957231.gif"
height=20 width=20 ＞
＜ I mg src=/uploads/allimg/080822/0957231.gif"
height=20 width=20 ＞
＜ img src=/uploads/allimg/080822/0957231.gif"
height=20 width=20 ＞次光临！
＜ script language="JavaScript" ＞
//调用count()函数，
实现计数器的动态图像显示
count();
＜ /script ＞
＜ /body ＞
＜ /html ＞