function alertMsg(config){
var config={
"username":"小飞机",
"id":"1000",
"status":"online/hide",//上线下线
"sign":"在深邃的编码世界，做一只轻盈的小飞机",
"avatar":"touxiang.jpg"
}
//判断上线还是下线
var sxx='';
if(config['status']=='online'){
sxx='上线';
}else if(config['status']=='online'){
sxx='下线';
}
if(!window.Notification){
alert("浏览器不支持通知！");
}
if(window.Notification.permission !="granted"){
Notification.requestPermission(function(status){
var permission = Notification.permission;
});
}
var n new Notification("新消息！",{
"icon":" "+config['username']+" ",
"body":"您的好友" +config['username']+ " " +sxx+ " 了 ";
"lang":"zh-CN",
//标签识别 相同标签识别，只会打开一个通知窗口
tag:"linxin",
//相同的tag，新通知出现时会替换之前的通知
renotify:true
});
n.onshow=function(){
console.log("显示通知");
setTimeout(function(){
n.close()
},1000*60);
};
n.onclick=function(){
console.log("打开相关视图");
window.open("");
n.close();
};
n.onclose = function(){
console.log("通知关闭");
};
n.onerror=function(){
console.log("产生错误");
}
}