Cooking turkey on grill help! need someone with experience?

ok. so our oven just happens to be down. so my dad said he would cook the turkey on the grill. but of course, he stays out drinking all night. so i told my mom i'll take care of it.. ya not good.. so we have a propane grill, i know i should keep the fire low.. but i need some help.. never touched a raw turkey before. thanks alot.