Open CD Tray by PowerShell

Open-CDTray.ps1

$MemDef =@"
[DllImport("winmm.dll", CharSet = CharSet.Ansi)]
public static extern int mciSendStringA(
	string lpstrCommand,
	string lpstrReturnString,
	int uReturnLength,
	IntPtr hwndCallback
);
"@

$winmm = Add-Type -memberDefinition $MemDef -ErrorAction 'SilentlyContinue' -passthru -name mciSendString
$winmm::mciSendStringA("set cdaudio door open", $null, 0,0)

#Got a hint from http://stackoverflow.com/questions/3797141/programmatically-opening-the-cd-tray