return {
getSiteLin: function (callback) {
var url = 'http://api.map.baidu.com/geocoder?location=39.990912172420714,116.32715863448607&coord_type=gcj02&output=json&ak=GYcRqL9Ky1hxk6TXvpDQchSVmPu2minC&src=webapp.baidu.openAPIdemo'
url+='&callback=JSON_CALLBACK'
$http.jsonp(url)
.success(function (data) {
console.log(data)
callback(data)
})
},