<script type="text/javascript" src="JS/jquery.js"></script> //与Prototype 类似的框架
<script type="text/javascript" src="JS/JCookie.js"></script> //插件
复制代码 代码如下:
/*JCookie.js * /
jQuery.cookie = function(name, value, options) {
if (typeof value != "undefined") { // name and value given, set cookie
options = options || {};
if (value === null) {
value = "";
options.expires = -1;
}
var expires = "";
if (options.expires && (typeof options.expires == "number" || options.expires.toUTCString)) {
var date;
if (typeof options.expires == "number") {
date = new Date();
date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
} else {
date = options.expires;
}
expires = "; expires=" + date.toUTCString(); // use expires attribute, max-age is not supported by IE
}
var path = options.path ? "; path=" + options.path : "";
var domain = options.domain ? "; domain=" + options.domain : "";
var secure = options.secure ? "; secure" : "";
document.cookie = [name, "=", encodeURIComponent(value), expires, path, domain, secure].join("");
} else { // only name given, get cookie
var cookieValue = null;
if (document.cookie && document.cookie != "") {
var cookies = document.cookie.split(";");
for (var i = 0; i < cookies.length; i++) {
var cookie = jQuery.trim(cookies[i]);
// Does this cookie string begin with the name we want?
if (cookie.substring(0, name.length + 1) == (name + "=")) {
cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
break;
}
}
}
return cookieValue;
}
};
复制代码 代码如下:
<div id="latestp"></div>
<script type="text/javascript">
var historyp;
//最新访问的商品编号ID
var nid="新商品编号ID";
//设置cookie保存的浏览记录的条数
var N=10;
var count=0;
//判断是否存在cookie
if($.cookie("smile1314h")==null) //cookie 不存在
{
//创建新的cookie,保存浏览记录
$.cookie("smile1314h",nid,{expires:7,path:"/"});
//$.cookie("smile1314h",nid,{expires:7,path:"/",domain:"smile1314.com",secure:true});
}
else //cookies已经存在
{
//获取浏览过的商品编号ID
historyp=$.cookie("smile1314h");
var check_result = $("#latestp");
check_result.html("<img src=/CSS/Image/Loading.gif style=/"margin-left:40px;;/">");
//ajax 根据产品编号获取信息列表
$.ajax({ //一个Ajax过程
type: "get",
url : "/Comm/getLatestProduct.ashx",
dataType:"html",
data: "P_Id="+historyp,
success: function(json){
check_result.html("");
check_result.html(json);
}});
//分解字符串为数组
var pArray=historyp.split(",");
//最新访问的商品编号放置载最前面
historyp=nid;
//判断是该商品编号是否存在于最近访问的记录里面
for(var i=0;i<pArray.length;i++)
{
if(pArray[i]!=nid)
{
historyp=historyp+","+pArray[i];
count++;
if(count==N-1)
{
break;
}
}
}
//修改cookie的值
$.cookie("smile1314h",historyp);
}
</script>
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