diff --git a/js/pagejs/index.js b/js/pagejs/index.js
index 6fcf900..b778894 100644
--- a/js/pagejs/index.js
+++ b/js/pagejs/index.js
@@ -303,7 +303,7 @@
                 echarts.registerMap('银川', yCjson);
                 var chart = echarts.init(document.getElementById('map_c_echart'));
 
-                option = {
+                var option = {
 
                     visualMap: {
                         show: false,
@@ -322,6 +322,7 @@
                     },
                     series:[
                         {
+                            zoom:1.3,//当前视角的缩放比例。
                             name:'犯罪数量',
                             type:'map',
                             map:'银川',