Start from the documentation pages:
http://kmeleonbrowser.org/docs.php
Even though is not necessary, a little basis of programming might be recommended. Just to understand it better.
If you just want to customize your skin, you don't actually need programming skills, for example. Just understand the guides.
By the way, write in full caps, on Internet, is the same as yelling. You shouldn't if you weren't angry, and even then, remember to be polite
So, if you don't need it, avoid it.