[Easy] How to delete a record based on ID in a textbox on the page ?

I am quite new to coding in ASP.Net

Suppose I want to delete a record where ID = value in the textbox on the form, what should be the coding in the buttonclick event handler within the script tag ??

The existing code is like this. Please help.... Thanks

 <%@ Page Language="VB" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

    Protected Sub Button1_Click(ByVal sender As Object, ByVal e As System.EventArgs)

I don't know how to code here. Please help.

    End Sub
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="serve ...