>>Hi Dragan,
>>
>>I learned use Dosbox fullscreen from you, thank you. Now, I want to make dosbox with window mode but bigger. How can I do?
>
>See scaler entry below
>
>

[render]
># frameskip -- How many frames dosbox skips before drawing one.
># aspect -- Do aspect correction, if your output method doesn't support scaling this can slow things down!.
># scaler -- Scaler used to enlarge/enhance low resolution modes.
>#           Supported are none,normal2x,normal3x,advmame2x,advmame3x,advinterp2x,advinterp3x,tv2x,tv3x,rgb2x,rgb3x,scan2x,scan3x.
>
>frameskip=0
>aspect=true
>scaler=normal3x

Thank you,

Actually I solved with this way after a bit Google:

windowresolution=1024x768
output=overlay

I bought a Lenovo Z510, because it's really very cheap but it's touch pad so bad... I think I need a mouse. I don't like mouse without using a table but... :(