<script type="text/javascript">

         dojo.require("esri.map");

         dojo.require("dojo.parser");

         dojo.require("esri.layers.agstiled");

         dojo.require("esri.toolbars.draw");

         dojo.require("dijit.layout.BorderContainer");

         dojo.require("dijit.layout.ContentPane");

         dojo.require("esri.dijit.Scalebar");

         var map, tb;

         function init() {

             document.getElementById('map').setAttribute('height', window.screen.height);

             document.getElementById('map').setAttribute('width', window.screen.width);

             map = new esri.Map("map");

             var layer = new esri.layers.ArcGISDynamicMapServiceLayer("http://HostServerIP/arcgis/rest/services/AhMap/MapServer");

             dojo.connect(map, "onLoad", function () {

                 dojo.connect(map, "onMouseMove", showCoordinates);

                 dojo.connect(map, "onMouseDrag", showCoordinates);

                 var scalebar = new esri.dijit.Scalebar({

                     map: map,

                     scalebarUnit: "metric"

                 });

                 ondrawPoint();

             });

             map.addLayer(layer);

         }

         var mp2;

         var mp3;

         var picSymbol;

         function ondrawPoint() {

             var toolbar = new esri.toolbars.Draw(map, { showTooltips: true });

             toolbar.activate(esri.toolbars.Draw.POINT);

             dojo.connect(toolbar, "onDrawEnd", function (geometry) {

                 map.graphics.clear();

                 var path = "<%=IconPath %>";

                 picSymbol = new esri.symbol.PictureMarkerSymbol(path, 50, 50);

                 var picGraphic = new esri.Graphic(mp2, picSymbol);

                 map.graphics.add(picGraphic);

                 mp3 = mp2;

                 document.getElementById("txtLongitude").value = mp2.x;

                 document.getElementById("txtLatitude").value = mp2.y;

             });

         }

         function showCoordinates(evt) {

             var mp = evt.mapPoint;

             mp2 = mp;

             dojo.byId("info").innerHTML = mp.x + ", " + mp.y;

         }

         function doAngle() {

             var angle = document.getElementById("txt_angle").value;

             picSymbol.setAngle(angle);

             map.centerAt(mp3);

             var extent = map.extent;

             map.setExtent(extent.expand(0.99));

         }

         function window.onbeforeunload() {

             var jd = document.getElementById("txtLongitude").value;

             var wd = document.getElementById("txtLatitude").value;

             var jiaod = document.getElementById("txt_angle").value;

             window.returnValue = jd + "," + wd + "," + jiaod;   //返回值

             window.close();

         }        

         dojo.addOnLoad(init);

   </script>