if(![].indexOf){
    /**
     * 检查指定的值是否在数组中
     * @param {Object} o 要检查的值
     * @return {Number}  o在数组中的索引（如果不在数组中则返回-1）
     */
    Array.prototype.indexOf = function (o) {
        for (var i = 0, len = this.length; i < len; i++) {
            if (_.isEqual(o, this[i])) {
                return i;
            }
        }
        return -1;
    }
}
if(![].lastIndexOf){
    /**
     * 检查指定的值是否在数组中
     * ie67不支持数组的这个方法
     * @param {Object} o 要检查的值
     * @return {Number}  o在数组中的索引（如果不在数组中则返回-1）
     */
    Array.prototype.lastIndexOf = function (o) {
        for (var len = this.length, i = len - 1; i >= 0; i--) {
            if (_.isEqual(o, this[i])) {
                return i;
            }
        }
        return -1;
    }
}/**
 * 特殊情况
 * Created by wang on 15/6/23.
 */
//解决console未定义问题 guy
window.console = window.console || (function () {
        var c = {};
        c.log = c.warn = c.debug = c.info = c.error = c.time = c.dir = c.profile
            = c.clear = c.exception = c.trace = c.assert = function () {
        };
        return c;
    })();
/*
 * 前端缓存
 */
window.localStorage || (window.localStorage = {
    items: {},
    setItem: function (k, v) {
        BI.Cache.addCookie(k, v);
    },
    getItem: function (k) {
        return BI.Cache.getCookie(k);
    },
    removeItem: function (k) {
        BI.Cache.deleteCookie(k);
    },
    key: function () {

    },
    clear: function () {
        this.items = {};
    }
});//修复ie9下sort方法的bug
!function (window) {
    var ua = window.navigator.userAgent.toLowerCase(),
        reg = /msie|applewebkit.+safari/;
    if (reg.test(ua)) {
        var _sort = Array.prototype.sort;
        Array.prototype.sort = function (fn) {
            if (!!fn && typeof fn === 'function') {
                if (this.length < 2) {
                    return this;
                }
                var i = 0, j = i + 1, l = this.length, tmp, r = false, t = 0;
                for (; i < l; i++) {
                    for (j = i + 1; j < l; j++) {
                        t = fn.call(this, this[i], this[j]);
                        r = (typeof t === 'number' ? t :
                                !!t ? 1 : 0) > 0;
                        if (r === true) {
                            tmp = this[i];
                            this[i] = this[j];
                            this[j] = tmp;
                        }
                    }
                }
                return this;
            } else {
                return _sort.call(this);
            }
        };
    }
}(window);