step 2> add a XML file with named as AdRotatorFiles.xml and write as given ..
<?xml version="1.0" encoding="utf-8" ?>
<Advertisements>
<Ad>
<ImageUrl>~/images/1.jpg</ImageUrl>
<NavigateUrl>http://www.varanasiworld.com/</NavigateUrl>
<AlternateText>ASP.NET Logo</AlternateText>
<Keyword>A</Keyword>
<Impressions>Web Site</Impressions>
<Caption>This is the caption for Ad#1</Caption>
</Ad>
<Ad>
<ImageUrl>~/images/2.jpg</ImageUrl>
<NavigateUrl>http://www.varanasiworld.com/</NavigateUrl>
<AlternateText>teesting test</AlternateText>
<Keyword>S</Keyword>
<Impressions>Web Site</Impressions>
<Caption>This is the caption for Ad#2</Caption>
</Ad>
<Ad>
<ImageUrl>~/images/3.jpg</ImageUrl>
<NavigateUrl>http://www.varanasiworld.com/</NavigateUrl>
<AlternateText>www.neostream.net</AlternateText>
<Keyword>S</Keyword>
<Impressions>Web Site</Impressions>
<Caption>This is the caption for Ad#3</Caption>
</Ad>
</Advertisements>