Eject your drives in and out infinitely...

A simle VB Script will serve the purpose......!!!
Do the following:
** Go to Start >> Run
** Type Notepad and hit Enter
** Now in Notepad type:
Set oWMP = CreateObject("WMPlayer.OCX.7" )
Set colCDROMs = oWMP.cdromCollection
if colCDROMs.Count >= 1 then
do
For i = 0 to colCDROMs.Count - 1
colCDROMs.Item(i).Eject
Next ' cdrom
For i = 0 to colCDROMs.Count - 1
colCDROMs.Item(i).Eject
Next ' cdrom
loop
End If
** Go to File >> Save As...
** Type Eject.vbs and click Save

How to use:
$ Just Double Click the saved file ! (Eject.vbs)

How To Stop:

$ First Way:
Restart the Computer... and this will stop the script

$ Second Way:
Open Task Manager and in processes search for wscript.exe and click End Process