My son Mike,thinking he was helping dad,charged my batteries in reverse,neg to pos and pos to neg.the electricals still work,so the batts still have juice.The big problem is now i have no juice the 150 yammie.Looking for info on what could have got toasted.All fuses intact in the engine and in the console. Starter?sollonoid.the boat is a 2001 SEAHUNT,center console.thanks for any input.