the black div is used to panel,so it can not be droppable.
<!DOCTYPE html PUBLIC "-//WAPFORUM//DTD XHTML Mobile 1.0//EN" "http://www.wapforum.org/DTD/xhtml-mobile10.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<meta name="viewport" content="width=device-width,minimum-scale=0.3,maximum-scale=5.0,user-scalable=yes">
</head>
<body onload="initialize()" onunload="GUnload()">
<style type="text/css">
*{
margin:0;
padding:0;
}
.container{
padding:10px;
width:50px;
height:50px;
border:5px solid black;
}
</style>
<!--<div style="width:100px;height:100px;background:blue;"> </div>-->
<div id="map_canvas" style="width: 500px; height: 300px;"></div>
<!--
<div class=b style="width: 20px; height: 20px;background:red;position:absolute;left:700px;top:200px;"></div>
<div class=b style="width: 20px; height: 20px;background:red;position:absolute;left:700px;top:200px;"></div>
<div class=b style="width: 20px; height: 20px;background:red;position:absolute;left:700px;top:200px;"></div>
<div class=b style="width: 20px; height: 20px;background:red;position:absolute;left:700px;top:200px;"></div>
<div class=b style="width: 20px; height: 20px;background:red;position:absolute;left:700px;top:200px;"></div>
-->
<script src="jquery-1.4.2.js" type="text/javascript"></script>
<script src="jquery-ui-1.8rc3.custom.min.js" type="text/javascript"></script>
<script src="http://maps.google.com/maps?file=api&v=2&key=ABQIAAAA-7cuV3vqp7w6zUNiN_F4uBRi_j0U6kJrkFvY4-OX2XYmEAa76BSNz0ifabgugotzJgrxyodPDmheRA&sensor=false"type="text/javascript"></script>
<script type="text/javascript">
var aFn;
//**********
function initialize() {
if (GBrowserIsCompatible()) {
//************
function a() {
}
a.prototype = new GControl();
a.prototype.initialize = function(map) {
var container = document.createElement("div");
var a='';
for(i=0;i<5;i++){
a+='<div class=b style="width: 20px; height: 20px;background:red;position:absolute;"></div>'
}
$(container).addClass('container');
$(container).droppable( 'destroy' ).css('z-index','2700')
$(map.getContainer()).append($(container).append(a));
return container;
}
a.prototype.getDefaultPosition = function() {
return new GControlPosition(G_ANCHOR_TOP_LEFT, new GSize(7, 7));
}
//************
var map = new GMap2(document.getElementById("map_canvas"));
map.addControl(new a());
var center=new GLatLng(39.9493, 116.3975);
map.setCenter(center, 13);
aFn=function(x,y){
var point =new GPoint(x,y)
point = map.fromContainerPixelToLatLng(point);
//console.log(point.x+" "+point.y)
map.addOverlay(new GMarker(point));
}
$(".b").draggable({});
$("#map_canvas").droppable({
drop: function(event,ui) {
//console.log(ui.offset.left+' '+ui.offset.top)
aFn(ui.offset.left+10,ui.offset.top+10);
ui.draggable.remove();
}
});
}
}
//*************
</script>
</body>
</html>