Copy Eject-Close_CD-DVD.bat, nircmd.exe and nirmidc.exe to C/Windows/System32 folder from the attachment. Now double click on 'Add Eject-Close CD-DVD Tray to the Desktop Context Menu' and click yes.
To remove it double click on 'Remove Eject-Close CD-DVD Tray from the Desktop Context Menu' and click yes.
Tested in Win 7 x86.
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