Shams bro,
Please install this tool gnome-tweak-tool.noarch 0:3.0.3-1.fc15
Then run it. You can customize advanced GNOME 3 options with this tool.
Fore more info pls follow the link GnomeTweakTool.
Thank You
Moniruzzaman Monir
Fedora Ambassador, Bangladesh
https://fedoraproject.org/wiki/User:Kalpurush
https://twitter.com/imkalpurush
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" The journey to silence will be continued and I will be more
crazy and more more stupid ! and one day I will win the race."
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Dear Nirjhor Vhai,
Thanks for you quick reply. I've followed your procedure. However the problem is not solved. :( I've installed 2 rpms named below though I don't know what they do actually :P
fonts-config-3.0-20101114_2.noarch.rpm
freetype-infinality-2.4.3-2.20101117_1.fc15.i686.rpm
Thanks
Shams