Windows Forms

Private Sub ToolStripButton1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ToolStripButton1.Click
  WebBrowser1.Navigate(txt.Text)
End Sub

private bool EncryptPassword(ref string PW)
    {
        Type Crypto;
        object[] parameter = new object[1];
        object CryptoObject;
        try
        {
            //Get the Crypto object type
            Crypto= Type.GetTypeFromProgID("CCDUserLib.Crypto");
            //Create instance from the Crypto type
            CryptoObject = Activator.CreateInstance(Crypto);

            //Pass the password we want encrypted 
            parameter[0] = PW;

            //Get the encrypted password 
            object result = Crypto.InvokeMember("EncryptedPassword",
                      System.Reflection.BindingFlags.InvokeMethod, null,
                      CryptoObject, parameter);
            PW = result.ToString();

            return true;
        }
        catch 
        {
            return false;
        }
    }