$ftprequest = [System.Net.FtpWebRequest]::Create( $uri )
           $ftprequest.Credentials = $credentials
           $ftprequest.Method = [System.Net.WebRequestMethods+Ftp]::DownloadFile
           $responseStream = $ftprequest.GetResponse().GetResponseStream()

           $localfile = $target + $file
           $fileStream =  New-Object System.IO.FileStream( $localfile, [System.IO.FileMode]::Create, [System.IO.FileAccess]::Write )
           $responseStream.CopyTo($fileStream)
           $responseStream.Close()
           $fileStream.Close()