How to Change th size of the font for window title?

["Saroz Kumar" <saroz kumar gmail com>]

Hi All,

How can i change the font size for the title of a window. Or else can I make
title-bar more spacial.

Its possible in gnome-font-properties, by changing window title font, But i
need to do it by software program.

Thanks in advance.

Regards,
Saroj