diff --git a/src/main/webapp/s/app/ems/ems.js b/src/main/webapp/s/app/ems/ems.js
index 44fcca0..2ad38ae 100644
--- a/src/main/webapp/s/app/ems/ems.js
+++ b/src/main/webapp/s/app/ems/ems.js
@@ -19,6 +19,41 @@
             });
         }
     }
+    function requestMarkers() {
+        if (window.markerData.length == 0) {
+            $.ajax({
+                type: "get",
+                url: $('#context').val() + "/marker/all-point-list.do",
+                dataType: "json",
+//                async:false,
+                cache: false,
+                success: function (r) {
+                    if (r.data) {//请求成功，将获取到的数据加载到地图上
+                        //1.解析返回的结果,.设置全局变量data的值
+                        window.markerData = [];//清空原来的数据
+                        for (var t = 0; t < r.data.length; t++) {
+                            var markerDto = r.data[t];
+                            var emsBean = new EMSBean(markerDto.markerObjectType, markerDto.pipeMaterial, markerDto.pipeDiameter, markerDto.layStyle,
+                                markerDto.depth, markerDto.belowType, markerDto.belowDepth, markerDto.belowDiameter,
+                                markerDto.belowMaterial, markerDto.road, markerDto.constructTime, markerDto.ownerComp, markerDto.markerObjectId, markerDto.markerId, markerDto.markerType,
+                                markerDto.markerDepth, markerDto.creator, markerDto.createTime, markerDto.memo, markerDto.latitude, markerDto.longitude, markerDto.recordType, markerDto.id,markerDto.line,markerDto.area);
+                            window.markerData[t] = emsBean;
+                        }
+                        //2.增加marker
+                        Ems.addMarker(window.markerData);
+                    }
+                    map.removeEventListener("tilesloaded", requestMarkers);
+                },
+                error: function (d) {//请求出错
+                    alert(d.responseText);
+                    map.removeEventListener("tilesloaded", requestMarkers);
+                }
+            });
+        } else {
+            Ems.addMarker(window.markerData);
+        }
+
+    }
     return {
 
         //添加标识器
@@ -293,41 +328,7 @@
             drawingManager.addEventListener('overlaycomplete', overlaycomplete);
 
 //加载完毕请求标识点信息
-            map.addEventListener("tilesloaded", function () {
-                if (window.markerData.length == 0) {
-                    $.ajax({
-                        type: "get",
-                        url: $('#context').val() + "/marker/all-point-list.do",
-                        dataType: "json",
-//                async:false,
-                        cache: false,
-                        success: function (r) {
-                            if (r.data) {//请求成功，将获取到的数据加载到地图上
-                                //1.解析返回的结果,.设置全局变量data的值
-                                window.markerData = [];//清空原来的数据
-                                for (var t = 0; t < r.data.length; t++) {
-                                    var markerDto = r.data[t];
-                                    var emsBean = new EMSBean(markerDto.markerObjectType, markerDto.pipeMaterial, markerDto.pipeDiameter, markerDto.layStyle,
-                                        markerDto.depth, markerDto.belowType, markerDto.belowDepth, markerDto.belowDiameter,
-                                        markerDto.belowMaterial, markerDto.road, markerDto.constructTime, markerDto.ownerComp, markerDto.markerObjectId, markerDto.markerId, markerDto.markerType,
-                                        markerDto.markerDepth, markerDto.creator, markerDto.createTime, markerDto.memo, markerDto.latitude, markerDto.longitude, markerDto.recordType, markerDto.id,markerDto.line,markerDto.area);
-                                    window.markerData[t] = emsBean;
-
-                                }
-                                //2.增加marker
-                                Ems.addMarker(window.markerData);
-                            }
-
-                        },
-                        error: function (d) {//请求出错
-                            alert(d.responseText);
-                        }
-                    });
-                } else {
-                    Ems.addMarker(window.markerData);
-                }
-
-            });
+            map.addEventListener("tilesloaded", requestMarkers);
         },
 
         initForm: function () {