This might be a little late (going on 3 hours now), but you NEED to turn your computer off, unplug it, and get the battery out of it ASAP. Try to not disturb the laptop when you do this, like turning it upside down. Liquid spills can be bad in any amount, especially if close to the edge of the keyboard like it seems like it is for you.
You should also
read this article. Soda long-term is fairly corrosive to equipment, so you should watch out for that. How much soda was it that spilled?