; Check if file exists

	Func CheckFile ($File)
		If not FileExists($File) then abort("File does not exist: " & $File)

	EndFunc

;__________________________________________________________________________________________________


	; Shows Message Box with buttons OK and Cancel


	Func OK_Cancel ($Title,$Text)

		Local $OK_Cancel =MsgBox(0, $Title, $Text)
		If 	$OK_Cancel 	= 2 Then abort("You pressed Cancel.")

	Return
	EndFunc


;__________________________________________________________________________________________________

	; Shows Message Box with buttons YES and NO


	Func Yes_No ($Fenstertitel,$Text)

		Local $yes_no = ConsoleWrite($Text)
		If 	$yes_no   = 6 Then
				return("yes")
			else
				return("no")
		EndIf
	EndFunc


;__________________________________________________________________________________________________


	; Terminate / user abort


	Func Terminate ()
		Local $return = MsgBox(36, "Terminate", "Would you like to terminate the script?")
		If $return = 6 then Exit 1
	EndFunc


;__________________________________________________________________________________________________

	; error: Message Box / Exit 1


	Func abort($Info)
		MsgBox(16, "ERROR", $Info & @CRLF & @CRLF & "Exit.")
		Exit 1
	EndFunc

;__________________________________________________________________________________________________