Function Find-User {
  Param ($sam=$(throw "you must enter a sAMAccountname"))
  
  [ADSISearcher]$searcher="(&(objectcategory=person)(objectclass=user)(sAMAccountname=$sam))"
  $results=$searcher.FindOne()
  
  if ($results.path.length -gt 1)
    { 
    write $results
    }
   else
    {
    write "Not Found"
    }
 }