五月，今天是个好日子，嘿嘿。

版权声明：转载时请以超链接形式标明文章原始出处和作者信息及本声明
http://peterpannju.blogbus.com/logs/5190551.html

From ArchWiki

For GTK2 apps (i.e.Gaim) you can do the same with 'gtk-theme-switch2'
# pacman -S gtk-theme-switch2
You probably would like to install some themes too:
# pacman -S gtk2-themes-collection
Now run 'switch2'
change the theme to your liking.
Enjoy!