> for /l %A in (1,1,5000) do echo ..regno=%A^&year=
> >>file.txt
> 
> not working it comes "syntax error"
> 
> I am using the Windows ME

If FOR /L isn't supported on ME, then neither would SET/A 1+1 so writing a
simple batch file is also out.

You'll have to check out LETO's link.