Meinst du so was ???:
Delphi-Quellcode:
procedure TForm1.Timer1Timer(Sender: TObject);
begin
form2.label1.visible:= not form2.label1.visible;
form2.label1.color:=clRed;
form2.label2.visible:= not form2.label2.visible;
form2.label2.color:=clRed;
end;
PS: Benutze also Codehighlighter doch bitte [*delphi] [/*delphi] (ohne *) bzw. den ObjectPascal-Source-Button