//设置缓存
function set_cache(key,value)
{
    if(key=='') return false;
    localStorage.setItem(key, value);
}

//读取缓存
function get_cache(key)
{
    return localStorage.getItem(key);
}

//删除缓存
function remove_cache(key)
{
    localStorage.removeItem(key);
}

//写入cookie
function setCookie(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();
}

//获取cookie
function getCookie(name)
{
    var arr,reg=new RegExp("(^| )"+name+"=([^;]*)(;|$)");
    if(arr=document.cookie.match(reg))
    return unescape(arr[2]);
    else
    return null;
}

//删除cookie
function delCookie(name)
{
    var exp = new Date();
    exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
    if(cval!=null)
    document.cookie= name + "="+cval+";expires="+exp.toGMTString();
}

//获取get参数
function get(name) { 
    var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i"); 
    var r = window.location.search.substr(1).match(reg); 
    if (r != null) return unescape(r[2]); return null; 
} 

//公钥加密
function encrypt(data)
{
    //需要引入插件jsencrypt.js 下载地址http://download.csdn.net/detail/codercwm/9770398

    var obj = new JSEncrypt();

    obj.setPublicKey(RSA_PUBLIC_KEY);

    var data = obj.encrypt(data);

    return data;
}

//私钥解密
function decrypt(data)
{
    //需要引入插件jsencrypt.js 下载地址http://download.csdn.net/detail/codercwm/9770398

    var obj = new JSEncrypt();

    obj.setPrivateKey(RSA_PRIVATE_KEY);

    var data = obj.decrypt(data);

    return data;
}
//格式化时间戳
//getLocalTime(1470800400); 
//输出：2016-08-10 11:40:00
function getLocalTime(time)
{
    var datetime = new Date();
    datetime.setTime(parseInt(time+'000'));
    var year = datetime.getFullYear();

    var month = datetime.getMonth() + 1 < 10 ? "0" + (datetime.getMonth() + 1) : datetime.getMonth() + 1;
    var date = datetime.getDate() < 10 ? "0" + datetime.getDate() : datetime.getDate();
    var hour = datetime.getHours()< 10 ? "0" + datetime.getHours() : datetime.getHours();
    var minute = datetime.getMinutes()< 10 ? "0" + datetime.getMinutes() : datetime.getMinutes();
    var second = datetime.getSeconds()< 10 ? "0" + datetime.getSeconds() : datetime.getSeconds();
    return year + "-" + month + "-" + date+" "+hour+":"+minute+":"+second;
}

//获取当前文件的路径
var path = document.scripts;
path = path[path.length - 1].src.substring(0, path[path.length - 1].src.lastIndexOf("/"));