It definitely sounds like your upper case has suffered water damage. Unfortunately, the only way that I know to repair water damage is to replace the damaged part. You can find the part here on ifixit's website:
As for the rest of your computer, Does the computer turn on? Is anything else acting strangely or differently than it did before the water damage? Water damage is a tricky thing because if you're lucky and everything dries out... you might suffer no damage at all. Or, if you're unlucky, everything might be damaged. Let me know if anything else is acting strangely (for example: does the battery take a charge? do the speakers work? is the optical drive working? etc)
It definitely sounds like your upper case has suffered water damage. Unfortunately, the only way that I know to repair water damage is to replace the damaged part. You can find the part here on ifixit's website:
http://www.bing.com/videos/watch/video/baby-snow-leopard/ufxdjuux
As for the rest of your computer, Does the computer turn on? Is anything else acting strangely or differently than it did before the water damage? Water damage is a tricky thing because if you're lucky and everything dries out... you might suffer no damage at all. Or, if you're unlucky, everything might be damaged. Let me know if anything else is acting strangely (for example: does the battery take a charge? do the speakers work? is the optical drive working? etc)