Kako da saberem dva boja u C# WEB 2005

Code:
short n = 1 + 2;

Code:

<%@ Page Language="C#" %>

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

<script runat="server">

    protected void Button1_Click(object sender, EventArgs e)
    {
        int x = Convert.ToInt32(TextBox2.Text) 
              + Convert.ToInt32(TextBox1.Text);
        Label1.Text = x.ToString();
        Response.Write(x);
    }
</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>My Counter</title>
</head>
<body>
    <form id="form1" runat="server">
    <div>
    
        <asp:TextBox ID="TextBox1" 
                     runat="server"></asp:TextBox>
        <asp:TextBox ID="TextBox2" 
                     runat="server"></asp:TextBox>
        <asp:Button ID="Button1" 
                    runat="server" 
                    onclick="Button1_Click"
                    Text="Button" />
        <asp:Label ID="Label1" 
                    runat="server" 
                    Text=""></asp:Label>
    
    </div>
    </form>
</body>
</html>