You can find people that tell use about Windows Input Methods such as http://seba.studentenweb.org/thesis/howto-winxp.php
That's not a bad example. Try it.
My OS is Windows XP home edition.
I have been using English language all this while. But I would like to be able to input Chinese characters from the keyboard as well. I would like to be able to both input English and Chinese from the keyboard.
How can I do it?