Not sure exactly what youre looking for...But this works for me on XP at least.

 Code:
$userdir = Left("%UserProfile%",InStrRev("%UserProfile%","\"))

$users = DirList($userdir+"*.*",1)

For Each $user in $users
   If Exist($userdir+$user+"ntuser.ini") AND Not InStr($user,"LocalService") AND Not InStr($user,"NetworkService")
      "USER: "+Left($user,-1) ?
      "Last Logged In: "+GetFileTime($userdir+$user+"ntuser.ini") ?
      ?
   Endif
Next

"DONE"
get $

Function dirlist($dirname, optional $options)
  dim $filename, $counter, $filepath, $mask
  dim $list, $sublist, $subcounter
  $counter=-1
  $dirname=trim($dirname)
  if $dirname=''
    $dirname=@CURDIR
  endif
  if right($dirname,1)='\'
    $dirname=left($dirname,len($dirname)-1)
  endif
  if getfileattr($dirname) & 16
    $mask='*.*'
  else
    $mask=substr($dirname,instrrev($dirname,'\')+1)
    $dirname=left($dirname,len($dirname)-len($mask)-1)
  endif
  redim $list[10]
  $filename=dir($dirname+'\'+$mask)
  while $filename<>'' and @ERROR=0
    if $filename<>'.' and $filename<>'..'
      select
      case (getfileattr($dirname+'\'+$filename) & 16)
        if $options & 1
          $counter=$counter+1
          if $options & 2
            $list[$counter]=$dirname+'\'+$filename+'\'
          else
            $list[$counter]=$filename+'\'
          endif
        endif
        if ($options & 4)
          $sublist=dirlist($dirname+'\'+$filename+'\'+$mask,$options)
          if ubound($sublist)+1
            redim preserve $list[ubound($list)+ubound($sublist)+1]
            for $subcounter=0 to ubound($sublist)
              $counter=$counter+1
              if $options & 2
                $list[$counter]=$dirname+'\'+$filename+'\'+$sublist[$subcounter]
              else
                $list[$counter]=$filename+'\'+$sublist[$subcounter]
              endif
            next
          endif
        endif
      case ($options & 2)
        $counter=$counter+1
        $list[$counter]=$dirname+'\'+$filename
      case 1
        $counter=$counter+1
        $list[$counter]=$filename
      endselect
      if $counter mod 10
        redim preserve $list[$counter+10]
      endif
    endif
    $filename = dir('')
  loop
  if $counter+1
    redim preserve $list[$counter]
  else
    $list=''
  endif
  if $mask<>'*.*' and ($options & 4)
    $filename=dir($dirname+'\*.*')
    while $filename<>'' and @ERROR=0
      if $filename<>'.' and $filename<>'..'
        if (getfileattr($dirname+'\'+$filename) & 16)
          $sublist=dirlist($dirname+'\'+$filename+'\'+$mask,4)
          if ubound($sublist)+1
            redim preserve $list[ubound($list)+ubound($sublist)+1]
            for $subcounter=0 to ubound($sublist)
              $counter=$counter+1
              if $options & 2
                $list[$counter]=$dirname+'\'+$filename+'\'+$sublist[$subcounter]
              else
                $list[$counter]=$filename+'\'+$sublist[$subcounter]
              endif
            next
          endif
        endif
      endif
      $filename = dir('')
    loop
  endif
  if $counter+1
    redim preserve $list[$counter]
  else
    $list=''
  endif
  $dirlist=$list
endfunction