cookie: {

    isSupportCookie: function() {

        return navigator.cookieEnabled;

    },

    //添加cookie

    add: function(name, value, expires) {

        var storage = window.localStorage;

        if(storage) {

            storage.removeItem(name);

            storage.setItem(name, value);

        } else {

            var str = name + '=' + escape(value);

            if(expires > 0) { //为0时不设定过期时间，浏览器关闭时cookie自动消失

                var date = new Date();

                var ms = expires * 3600 * 1000;

                date.setTime(date.getTime() + ms);

                str += "; expires=" + date.toGMTString();

            }

            document.cookie = str;

        }

        // console.log("添加cookie【" + name + "】成功");

    },

    get: function(name) { //获取指定名称的cookie的值

            try {

                window.localStorage;

            } catch(e) {

                var str = '<img src="./dist/resources/img/tip.jpg"/>'

                var tipDialog = dialog({

                    skin: '_scheduled',

                    title: '提示',

                    content: str,

                    width: 590,

                    button: []

                });

                tipDialog.showModal();

            }

            var storage = window.localStorage;

            if(storage) {

                return storage.getItem(name);

            } else {

                var arrStr = document.cookie.split('; ');

                for(var i = 0; i < arrStr.length; i++) {

                    var temp = arrStr[i].split('=');

                    if(temp[0] == name) {

                        return unescape(temp[1]);

                    }

                }

            }

        }

        ,

    remove: function(name) { //为了删除指定名称的cookie 可以将其过期时间设定为一个过去的时间

        var storage = window.localStorage;

        function del(param) {

            if(storage) {

                storage.removeItem(param);

            } else {

                var date = new Date();

                date.setTime(date.getTime() - 10000);

                document.cookie = param + '=a; expires=' + date.toGMTString();

            }

        }

        if(typeof name === 'object') {

            for(var i = o; i < name.length; i++) {

                del(name[i]);

            }

        } else {

            del(name);

        }

    },

    read: function() { //读取所有保存的cookie字符串

        var str = document.cookie;

        if(str == '') {

            str = "没有保存任何cookie!";

        }

        // console.log(str);

    }

}