$a=[system.directoryservices.activedirectory.activedirectoryschema]::getcurrentschema()
$b=$a.getdirectoryentry()
switch($b.objectversion)
{
 13 {"{0,25}" -f "Schema Version 13 : Windows 2000";break}
 30 {"{0,25}" -f "Schema Version 30 : Windows 2003";break}
 31 {"{0,25}" -f "Schema Version 31 : Windows 2003 R2";break}
 44 {"{0,25}" -f "Schema Version 44 : Windows 2008";break}
 47 {"{0,25}" -f "Schema Version 47 : Windows 2008 R2";break}
 default {"{0,25} {1,2}" -f "Unknow Schema Version :",$($b.objectversion);break}
 }
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