how to get system information

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.NET2.0

.NET

sir

i want code in that my personal computer system information and liecence key of my Operating system display on browser or in string format using .net

so please help me


i get every other information but still i didnt get my moto witch i want.

i hav leagal copy of XP Os so,i want product key of my pc using .net

please help me !

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Management;
using System.Management.Instrumentation;
using Microsoft.Win32;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        GetCPUData();
    }
    public void GetCPUData()
    {
       

       
        System.Text.StringBuilder sb = new System.Text.StringBuilder();

        String cpuName = string.Empty;

        ManagementObjectSearcher searcher = new
            ManagementObjectSearcher("select * from Win32_Processor");
        foreach (ManagementObject o in searcher.Get())
        {
            sb.AppendFormat("{0}<p/>", o.ToString());

            foreach (PropertyData prop in o.Properties)
            {
                sb.AppendFormat("Name: {0} Value : {1}<br/>", prop.Name, prop.Value);
                if (prop.Name == "Name")
                    cpuName = (String)prop.Value;
            }
        }

        sb.Insert(0, String.Format("<h3>{0}</h3>", cpuName));
        
        Response.Write(sb.ToString());
        OSlabel1.Text = System.Environment.OSVersion.ToString();
        OSVersionlabel1.Text = System.Environment.Version.ToString();


    


        RegistryKey Rkey = Registry.LocalMachine;
        Rkey = Rkey.OpenSubKey("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0");
        CPUInfolabel1.Text = (string)Rkey.GetValue("ProcessorNameString");

        oskey.Text = System.Environment.SystemDirectory.ToString();
        
    }
}