wilmer, you may have already got plenty of corrosion on your board, the connectors and the cables. Use [guide|5825|this guide] to clean your iPod. It was written for an iPhone, but the cleaning steps are the same for your. Here is a [http://www.ifixit.com/Wiki/Electronics_Water_Damage|general guide] and of course, to work on your iPod [http://www.ifixit.com/Device/iPod_Touch_2nd_Generation#guideList|use these.] I would also suggest that you do not tr to turn it on anymore until you have it properly cleaned, after that reevaluate for any damage. Hope this helps, good luck.