function TFrm_Main.GetMyFileSize(sFileName: String): Real;
var M:TMemoryStream;
begin
M:=TMemoryStream.Create;
M.LoadFromFile(sFileName);
Result:=M.Size;
M.Free;
end;
var M:TMemoryStream;
begin
M:=TMemoryStream.Create;
M.LoadFromFile(sFileName);
Result:=M.Size;
M.Free;
end;