diff --git a/chapter2/mysite/myapp/static/scripts/trend.js b/chapter2/mysite/myapp/static/scripts/trend.js
index a9597d0..d0a0cfa 100755
--- a/chapter2/mysite/myapp/static/scripts/trend.js
+++ b/chapter2/mysite/myapp/static/scripts/trend.js
@@ -508,6 +508,14 @@ $(function(){
 
    var pieChart2 = echarts.init(document.getElementById('pieChart2'));
    pieChart2.setOption({
+        title: {
+            text: '情感分析',
+            textStyle:{
+            fontSize:16,
+            color:'#32cd32'
+            },
+            x:"center"
+        },
 
         color: ['#87cefa','#FD6C88'],
         tooltip : {