Macbook white keyboard / trackpad

Hello,

Today my niece spilled some water on my keyboard and a little on my trackpad.
Now my keyboard only do de number keys but the character keys doesn't react he to AND if a restart my mac
and typ with an external USB keyboard everything's ok, but from the moment I typ something from my internal keyboard, de mouse always secundairy clicks.

I have tried Everything I know off ...... pls help me?