Call Baidu map API Mobile map Maker always in the middle of the map and according to the editor latitude and longitude return address

1. Project requirements such as topics

2. Nonsense not to say---code as follows:

"Content-type"Content="text/html; Charset=utf-8"/> <meta name="Viewport"Content="initial-scale=1.0, User-scalable=no"/> <style type="Text/css">body, HTML, #allmap {width: -%;height:500px;overflow:hidden;margin:0; Font-family:"Microsoft Ya-Black";} </style> <script type="Text/javascript"Src="http://api.map.baidu.com/api?v=2.0&ak=DD279b2a90afdf0ae7a3796787a0742e"></script> <title> Browser targeting </title>"Allmap"></div> <div style="width:auto;height:55px; '"> <input type="text"Id="Locate"style="Background-color:pink;"Placeholder="Address"/> <input type="Button"Value="Determine"style="Background-color:blue;"/> </div></body>"Text/javascript">//Baidu Map API features    varMap =NewBmap.map ("Allmap"); varPoint =NewBmap.point (116.331398,39.897445); Map.centerandzoom (Point, A); //add a callout to a map            varGeolocation =Newbmap.geolocation (); Geolocation.getcurrentposition (function (r) {varmk =NewBmap.marker (R.point); if( This. getStatus () = =bmap_status_success)            {Map.addoverlay (MK);            Map.panto (R.point); Map.addeventlistener ('ondragging', function () {mk.setposition (Map.getcenter ());          }); //get MK latitude and longitude after the map stops movingMap.addeventlistener ('MoveEnd', function () {varpos =mk.getposition ();               Console.log (POS); //creating an Address resolution object            varGEOC =NewBmap.geocoder (); Geoc.getlocation (POS, function (RS) {varAddcomp =rs.addresscomponents; Alert (addcomp.province+", "+ addcomp.city +", "+ Addcomp.district +", "+ Addcomp.street +", "+addcomp.streetnumber);                        }); })          //Console.log (POS);Alert'you are here:'+r.point.lng+','+R.point.lat); }        Else{alert ('failed'+ This. GetStatus ()); }},{enablehighaccuracy:true})    //About Status Codes//bmap_status_success retrieved successfully.    Corresponds to the value "0". //bmap_status_city_list City list.    Corresponds to the value "1". //bmap_status_unknown_location location result unknown.    Corresponds to the value "2". //Bmap_status_unknown_route navigation results are unknown.    Corresponds to the value "3". //bmap_status_invalid_key illegal keys.    Corresponds to the value "4". //bmap_status_invalid_request illegal request.    Corresponds to the value "5". //bmap_status_permission_denied does not have permissions. Corresponds to the value "6". (added since 1.1)//The bmap_status_service_unavailable service is not available. Corresponds to the value "7". (added since 1.1)//bmap_status_timeout Timeout. Corresponds to the value "8". (added since 1.1)</script>

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Call Baidu map API Mobile map Maker always in the middle of the map and according to the editor latitude and longitude return address