Ideas Visual Basic

>Codigos Como abrir y cerrar la lectora de windows desde visual basic.net  Pasos: -Agregar 2 botones, uno sera el boton "abrir" y el otro el boton "cerrar". Codigo fuente: Public Class Form1         Private Declare Function mciSendString Lib "winmm.dll" Alias "mciSendStringA" (ByVal lpstrCommand As String, ByVal lpstrReturnString As String, ByVal uReturnLength As Integer, ByVal hwndCallback As Integer) As Integer     Dim ret As Integer     Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click         Try             ret = mciSendString("Set CdAudio Door Open Wait", vbNullString, 127, 0)         Catch ex As Exception             MsgBox(ex.Message)         End Try     End Sub     Private Sub Button2_Click(sender As Object, e As EventArgs) Handles Button2.Click         Try             ret = mciSendString("Set CdAudio Door Closed Wait", vbNullString, 127, 0)         Catch ex As Exception             MsgBox(ex.Message)         End Try     End Sub End Class