How to delete data stored in xml file using visual studio 2005 & C#?

for exmple:

<BooksRoot name="Home">
<Book id="1">
<name>Product</name>
<icon>~picture\ho.gif</icon>
<url>~\webforms\home.aspx</url>
</Book>
<Book id="2">
<name>admin</name>
<icon>001_18.gif</icon>
<url>admin.aspx</url>
</Book>
<Book id="3">
<name>Admin</name>
<icon>~\pictures\ho.gif</icon>
<url>Admin.url</url>
</Book>
</BooksRoot>


how to delete entire information book id 2 stored in xml file ?