Problem: If you want to work faster with your Openbox Desktop you should use Keyboard Shortcuts for often used Programs like Internet, Mail and Run Command box.
Solution: edit as user $nano /home/user/.config/openbox/rc.xml insert
#Fullscreen CTRL+F11
<keybind key="C-F11">
<action name="ToggleFullscreen"/>
</keybind>
#RunCommand with gmrun on X CTRL+R
<keybind key="C-R">
<action name="Execute">
<execute>gmrun</execute>
</action>
</keybind>
#Internet Key with chromium CTRL+I
<keybind key="C-i">
<action name="Execute">
<execute>chromium-browser</execute>
</action>
</keybind>
#Internet Mail with icedove CTRL+M
<keybind key="C-M">
<action name="Execute">
<execute>icedove</execute>
</action>
</keybind>
save and relogin into openbox..enjoy economy working..
Remark: Its powerful on small Netbooks or Laptops cause you don’t need to use tricky Touchpads!