Windows Mobile Tutorial

using System;
using System.Linq;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Microsoft.WindowsMobile.PocketOutlook;
using Microsoft.WindowsMobile.Telephony;
 
namespace SmartDeviceProject1
{
    public partial class Form1 : Form
    {
        Random rnd = new Random(DateTime.Now.Millisecond);
        OutlookSession os = new OutlookSession();
        ContactCollection kontakte;
 
        public Form1()
        {
            InitializeComponent();
            kontakte = os.Contacts.Items;
            Contact meinKontakt = new Contact();
            meinKontakt.FirstName = "dieter";
            meinKontakt.LastName = "wurst";
            meinKontakt.MobileTelephoneNumber = "018930334";
            kontakte.Add(meinKontakt);
        }
 
 
        private void color_Click(object sender, EventArgs e)
        {
            this.BackColor = Color.FromArgb(rnd.Next(255), rnd.Next(255), rnd.Next(255));
        }
 
        private void menuExit_Click(object sender, EventArgs e)
        {
            Close();
        }
 
        private void btnCall_Click(object sender, EventArgs e)
        {
            Phone meinHandy = new Phone();
            meinHandy.Talk("04543534");
        }
 
        private void btnSMS_Click(object sender, EventArgs e)
        {
            SmsMessage mySms = new SmsMessage();
            mySms.Body = "das is ne nachtichr";
            mySms.To.Add(new Recipient("32423423"));
            mySms.Send();
            MessageBox.Show("versendet");
        }
    }
}