multilingual keyboard input support?
If you're using KDE it is really easy. The good news is you don't have to play around with the XF86Config file.
Go the KDE Control Centre, select Regional & Accessibility from the tree menu at the left and select "Keyboard Layout". Select "Enable Keyboard Layouts" at the top left of the screen and then select your keyboard(s) from the list.
Whenever you log into KDE there will be a very handy keyboard switch button on the toolbar at the bottom right-hand side of the screen next to the clock...