PowerShell cmdlet that sends an e-mail via Outlook, with address and subject as arguments and message body from pipe

Send-Email.ps1

Function Global:Send-Email { 
  [cmdletbinding()]
  Param (
    [Parameter(Mandatory=$True,Position=0)]
    [String]$Address,
    [Parameter(Mandatory=$True,Position=1)]
    [String]$Subject,
    [Parameter(ValueFromPipeline=$True)]
    [String[]]$BodyLine
  )
  Begin {
    $Body = ""
  }
  Process {
    $Body += "$BodyLine`r`n"
  }
  End {
    $Outlook = New-Object -ComObject Outlook.Application
    $Mail = $Outlook.CreateItem(0)
    $Mail.BodyFormat = 1
    $Mail.To = "$Address"
    $Mail.Subject = "$Subject"
    $Mail.Body = "$Body"
    $Mail.Send()
    [System.Runtime.Interopservices.Marshal]::ReleaseComObject($Outlook)
    $Outlook = $null
  } 
}