Cookie

/**Cookie帮助类*/
var CK = {
    Set: function (name, value) {
        var days = 30;
        var exp = new Date();
        exp.setTime(exp.getTime() + days * 24 * 60 * 60 * 1000);
        document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
    }
    , Get: function (name) {
        var arr, reg = new RegExp("(^| )" + name + "=([^;]*)(;|$)");
        if (arr = document.cookie.match(reg))
            return (arr[2]);
        else
            return null;
    },
    Dele: function (name) {
        exp.setTime(exp.getTime() - 1);
        var cval = Get(name);
        if (cval != null) {
            document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
        }
    }
}