cookieUtils.js

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/* ===========================================================
模块说明：对于cookie操作的一些补充功能
charset：gb2312
调用模块：
搜集整理：sagahu@163.com
最后修订：2011-12-12
*/

function addCookie(name, vlaue, expireDays, path, domain) {
var str = name + "=" + escape(value);

    if (expireDays != '') {
        var expires = (new Date()).setTime((new Date()).getTime + expireDays * 24 * 3600 * 1000);
        str += ";expires=" + expires.toGMTString();
    }

    if (path != '')
        str += ";path=" + path;
    if (domain != '')
        str += ";domain=" + domain;
    document.cookie = str;
}

function getCookie(name) {
    var arr = document.cookie.split(';');
    for (var i = 0; i < arr.length; i++) {
        var arr2 = arr[i].split('=');
        if (arr2[0] == name)
            return unescape(arr2[1]);
    }
    return null;
}

function delCookie(name) {
    var date = new Date();
    date.setTime(date.getTime() - 10000);
    document.cookie = name + "=v; expires=" + date.toGMTString();
}