<div id="allmap"></div> 
 <script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=kkkk"></script> 
 <script type="text/javascript"> 
 // 百度地图API功能 
 var map = new BMap.Map("allmap"); 
 var circle = new BMap.Geolocation(); 
 circle.getCurrentPosition(locationResult); // 
 map.addOverlay(circle); 
 function locationResult(geolocationResult) { 
  var Status = this.getStatus() 
  if (Status == 0)//检索成功。对应数值“0”。 
  { 
   $("#lng").val(geolocationResult.point.lng); 
   $("#lat").val(geolocationResult.point.lat); 
   var address = geolocationResult.address; 
   $("#city").val(address.city); 
   $("#district").val(address.district); 
   $("#street").val(address.street); 
   $("#address").val(address.province + address.city + address.district + address.street + address.street_number); 
  } 
  else { 
   alert("定位失败错误码" + Status) 
  } 
 } 
</script>