This week setting of the week is called "Change Start Menu power button" which allows you to configured the start menu shutdown button in Windows 7 and Windows Server 2008 R2. You can find this setting under User Configurations>Policies>Administrative Templates>StartMenu and Taskbar.

If you have setup your computer to support Hybrid-Sleep then you should consider configuring this option to help ensure that your users select the "sleep" option.

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Before

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After

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Note: If you select the "Sleep" or "Hibernate" options and the computers does not support that power mode then the option of shutdown will be used instead.