最土团购集成google map，marker跟随鼠标移动

<div id="order-pay-dialog" class="order-pay-dialog-c" style="620px;">
    <h3><span id="order-pay-dialog-close" class="close" onclick="return X.boxClose();">关闭</span>谷歌地图坐标定位</h3>
    <div id="map_canvas" style="620px; height:420px"></div> 
</div>
<script>
var infowindow=null;
var infowindow2=null;
var marker =null;
function initialize() {
  geocoder = new google.maps.Geocoder();
  var myLatlng = new google.maps.LatLng({$longi}, {$lati});
  var myOptions = {
    zoom: 13,
    center: myLatlng,
    navigationControl: false,
    scaleControl: false,
    streetViewControl: false,
    mapTypeControl:false,
    mapTypeId: google.maps.MapTypeId.ROADMAP
  }
  map = new google.maps.Map(document.getElementById("map_canvas"), myOptions);

  
  google.maps.event.addListener(map, 'click', function(event) {
  X.misc.setgooglemappoint(event.latLng);

//将标记点移动东到点击的地方 

marker.setPosition(event.latLng);
  });
init(map ,myLatlng );
}

setTimeout(initialize,100);


function init(map,myLatlng ) {   
       addSite(map,"",myLatlng,"" );
    }   
  
    function addSite(map, siteDesc, location,address) {     
         marker = new google.maps.Marker({   
         position: location,   
         map: map   
      });   
      attachSecretMessage(marker, siteDesc,address);   
    }   
    function attachSecretMessage(marker, siteDesc,address) {   

    infowindow2=infowindow;
      infowindow = new google.maps.InfoWindow(   
          { //content: '<b>商场名称: </b>' + siteDesc + '</br>'+'<b>商场地址：</b>'+ address +'</br>',   
            content: '<b>A </b>',  
            size: new google.maps.Size(50,50)   
          });   


        google.maps.event.addListener(marker, 'click', function() {   
        infowindow.open(map,marker);   

      });   
    }   

</script>