diff --git a/echartgauge/echartgauge.gif b/echartgauge/echartgauge.gif
new file mode 100644
index 0000000..47bd702
Binary files /dev/null and b/echartgauge/echartgauge.gif differ
diff --git a/echartgauge/file/gauge.html b/echartgauge/file/gauge.html
index 57b45a9..65a2ba1 100644
--- a/echartgauge/file/gauge.html
+++ b/echartgauge/file/gauge.html
@@ -8,7 +8,7 @@
 </head>
 <body>
     <!-- 为ECharts准备一个具备大小（宽高）的Dom -->
-    <div id="main" style="height:500px;"></div>
+    <div id="main" style="height:300px;"></div>
     <script type="text/javascript">
         // 基于准备好的dom，初始化echarts实例
         var myChart = echarts.init(document.getElementById('main'));  
diff --git a/echartgauge/snap/QQ截图20190317140801.png b/echartgauge/snap/QQ截图20190317140801.png
deleted file mode 100644
index 38b37f4..0000000
Binary files a/echartgauge/snap/QQ截图20190317140801.png and /dev/null differ
diff --git a/echartgauge/snap/webeng.png b/echartgauge/snap/webeng.png
deleted file mode 100644
index 18ff6c2..0000000
Binary files a/echartgauge/snap/webeng.png and /dev/null differ
diff --git a/echartgauge/snap/webkit.png b/echartgauge/snap/webkit.png
deleted file mode 100644
index bdc0793..0000000
Binary files a/echartgauge/snap/webkit.png and /dev/null differ
diff --git a/echartgauge/widget.cpp b/echartgauge/widget.cpp
index 66ae204..7d9f0eb 100644
--- a/echartgauge/widget.cpp
+++ b/echartgauge/widget.cpp
@@ -51,7 +51,7 @@ void Widget::initForm()
 
 void Widget::on_horizontalSlider_valueChanged(int value)
 {
-    QString js = QString("init(%1)").arg(value);
+    QString js = QString("setGaugeValue(%1)").arg(value);
 #ifdef webkit
     webView->page()->mainFrame()->evaluateJavaScript(js);
     webView1->page()->mainFrame()->evaluateJavaScript(js);
diff --git a/snap/echartgauge.gif b/snap/echartgauge.gif
new file mode 100644
index 0000000..47bd702
Binary files /dev/null and b/snap/echartgauge.gif differ
diff --git a/snap/echartgauge.png b/snap/echartgauge.png
deleted file mode 100644
index 38b37f4..0000000
Binary files a/snap/echartgauge.png and /dev/null differ
