add rotator example to display rotating image

add rotator:
aspx code
 <asp:UpdatePanel ID="up1" runat="server">
        <Triggers>
            <asp:AsyncPostBackTrigger ControlID="Timer1" EventName="Tick" />
        </Triggers>
        <ContentTemplate>
            <asp:AdRotator
            id="AdRotator1"
            AdvertisementFile="~/admin/XMLFile.xml"
            KeywordFilter="small"
            Runat="server" />
        </ContentTemplate>
    </asp:UpdatePanel>



xml insert code:

 public void xmlinsert()
    {
        XmlDataDocument xmldoc = new XmlDataDocument();
        xmldoc.Load(MapPath("~/admin/XMLFile.xml"));
        XmlElement parentelement = xmldoc.CreateElement("Ad");
        XmlElement imurl = xmldoc.CreateElement("ImageUrl");
        imurl.InnerText = "~/images" + "/" + FileUpload1.FileName;
        parentelement.AppendChild(imurl);
        XmlElement width = xmldoc.CreateElement("Width");
        width.InnerText = "206";
        parentelement.AppendChild(width);
        XmlElement height = xmldoc.CreateElement("Height");
        height.InnerText = "200";
        parentelement.AppendChild(height);


        XmlElement navigate = xmldoc.CreateElement("NavigateUrl");
        navigate.InnerText = "http://labtestdiagnosis.com/index.aspx";
        parentelement.AppendChild(navigate);

        XmlElement imression = xmldoc.CreateElement("Impressions");
        imression.InnerText = "40";
        parentelement.AppendChild(imression);
        XmlElement keyword = xmldoc.CreateElement("Keyword");
        keyword.InnerText = "small";
        parentelement.AppendChild(keyword);
        xmldoc.DocumentElement.AppendChild(parentelement);
        xmldoc.DocumentElement.AppendChild(parentelement);
        xmldoc.DocumentElement.AppendChild(parentelement);
        xmldoc.DocumentElement.AppendChild(parentelement);
        mldoc.DocumentElement.AppendChild(parentelement);
        mldoc.DocumentElement.AppendChild(parentelement);
        xmldoc.Save(Server.MapPath("~/admin/XMLFile.xml"));
    } 


xml file

:
<?xml version="1.0" encoding="utf-8"?>
<Advertisements>
  <Ad>
    <ImageUrl>~/images/5_step.jpg</ImageUrl>
    <Width>206</Width>
    <Height>200</Height>
    <NavigateUrl>http://www.dotnetcurry.com</NavigateUrl>
    <AlternateText>DotNetCurry Home Page</AlternateText>
    <Impressions>40</Impressions>
    <Keyword>small</Keyword>
  </Ad>
  <Ad>
    <ImageUrl>~/images/arrow.jpg</ImageUrl>
    <Width>206</Width>
    <Height>200</Height>
    <NavigateUrl>http://www.sqlservercurry.com</NavigateUrl>
    <AlternateText>SQL Server Curry Home Page</AlternateText>
    <Impressions>20</Impressions>
    <Keyword>small</Keyword>
  </Ad>
  <Ad>
    <ImageUrl>~/images/content_section_bg.jpg</ImageUrl>
    <Width>206</Width>
    <Height>200</Height>
    <NavigateUrl>http://www.dotnetcurry.com/writeforus.aspx</NavigateUrl>
    <AlternateText>dotnetcurry.com Write For Us</AlternateText>
    <Impressions>40</Impressions>
    <Keyword>small</Keyword>
  </Ad>
  <Ad>
    <ImageUrl>~/images/amit.jpg</ImageUrl>
    <Width>206</Width>
    <Height>200</Height>
    <NavigateUrl>http://labtestdiagnosis.com/index.aspx</NavigateUrl>
    <Impressions>40</Impressions>
    <Keyword>small</Keyword>
  </Ad>
</Advertisements>