help!! this is a lice problem, a hard one!!?

ok, i had never ever ever had lice, untilthis year, my teacher made me sit by THE most discusting little thing in my class, he has lice, everyone knows it, and he doesent care, he has had lice for the past 2 years now, and he doesnt take care of it, he probbly hase citys of lice there, anyways, there is no way, sitting or comeing past him, and not getting lice, ofcourse he gave me them, it took me about 2-3 weeks to get rid of them, now i had this teachor meeting, and guss what, my mom, yea thats right, MY MOM WALKED PAST THAT BOY AND HIS MOM so now, when we came back, i saw her itching, and i saw my brother had this dead thing on his shoulder, and i was itching now 2!! do u guys now any spaciol things, about how to avoid lice, or kill them, get rid of them, FAST plz u guys help me on this one!!!
p.s i am NOT cutting my hair short!!
p.p.s yes, i know he has lice, becuse when i sat to him i had it, he itches every minute (iam not jokeing!!) and he has shiny stuff on his hair (eggs)!!

Question posted courtesy of: What Does Lice Look Like