Please tell me where to place this at in this script or if it's wrong

;
; FTP-Uploader with error correction and notification
;
; @author petzoldj
; @version 0.1
;

#include ;
#include ;
#include ;


; Functions

Func uploadFile($ftp, $server, $user, $password, $dir, $file)
$con = _FTP_Connect($ftp, $server, $user, $password);
$put = _FTP_ProgressUpload($con, $file, $dir & "/" & $file);
Return $con;
EndFunc

Func checkFile($ftp, $con, $dir, $file)
Dim $success = false;
$size = _FTP_FileGetSize($con, $dir & "/" & $file);

If $size > 0 Then
$success = true;
EndIf

Return $success;
EndFunc

Func sendMail($file)
Dim $date = _NowDate();
Dim $time = _NowTime();
Dim $smtp = "MY_SMTP_MAIL_SERVER";
Dim $from = "MY_SENDER";
Dim $sender = "MY_SENDER_MAIL@HOST.COM";
Dim $recipient = "MY_RECIPIENT_MAIL@HOST.COM";
Dim $subject = "MY_SUBJECT";

Dim $body[2];
$body[0] = "MY_MESSAGE_LINE_1";
$body[1] = "MY_MESSAGE_LINE_2";

$mail = _INetSmtpMail($smtp, $from, $sender, $recipient, $subject, $body, @ComputerName, -1);
;$err = @error
;If $mail = 1 Then
; MsgBox(0, "Success!", "Mail sent")
;Else
; MsgBox(0, "Error!", "Mail failed with error code " & $err)
;EndIf
EndFunc

Func init($errorCounter, $ftp, $server, $user, $password, $dir, $file)
$con = uploadFile($ftp, $server, $user, $password, $dir, $file);
$check = checkFile($ftp, $con, $dir, $file);

If $check = false Then
$errorCounter = $errorCounter + 1;
If $errorCounter > 3 Then
;MsgBox(0, "Critical Error", "Upload failes multiple times - terminating");
$mail = sendMail($dir & "/" & $file);
$bye = _FTP_Close($ftp);
Exit;
Else
;MsgBox(0, "Error", "Upload failed - " & $errorCounter & ". attempt");
init($errorCounter, $ftp, $server, $user, $password, $dir, $file);
EndIf
Else
;MsgBox(0, "Finished", "Upload was successful");
EndIf
EndFunc

; Workflow

If $CmdLine[0] < 5 Then
Exit;
EndIf

Const $server = $CmdLine[1];
Const $user = $CmdLine[2];
Const $password = $CmdLine[3];
Const $dir = $CmdLine[4];
Const $file = $CmdLine[5];
Dim $errorCounter = 0;

$ftp = _FTP_Open("FTP Control");
$upload = init($errorCounter, $ftp, $server, $user, $password, $dir, $file);
$bye = _FTP_Close($ftp);