AND THE ANSWER TO THE QUESTION IS....you broke your timeing belt. you timeing belt keeps the upper and lower part of your motor in senk. if your lucky itll be no big deal. lucky you wernt going fast when it went. on the other hand its possible you bent the valves. have it checked at a garage. you might be surprised how little it costs.. or how much depending on the damage that was done. DONT TRY TO RESTART THE CAR. your screwin it up even more when you do that. let me know if i was right. and i think i am.