Omfg, laptop problems? NEED HELP NOW!?

ok, wel today, it was freezing, then all of a sudden, it shutdown, and i turned it on, but it said- start windows normaly, or start windows startup revovery or something like that, and when i click on start normaly, it just loads for a min and takes me back intill i click on the recovery thing. when i click on it, it asks me like what kind of keyboard i have, or something, and i click us, and then i click continue. then a thing comes up next, and says load drivers or continue. if i click load drivers, it opens my system32 folder. what do i do here? plz tell me the exact foldeders abd stuff i need to click to load it. and if i click continue, it has like 5 options, restor, command, and other stuff, but the restor thingy loads for a min, then says it couldent fix the problems, and then says shutdown or restart. so what do i do? how do i fix this? i need a way, cuz well im only 13! and ill get killed if my mom finds out, and i cant have anyone else fix it, and i cant pay. i have too do it myself! so plaz ttell me exacly wat to do, cuz well my mom might find out that im gay and stuff if she has to fix it, or if we takke it somewhere, and i cant let that happen. so plz tell me exaly wat to do! oh its windows vista. and no backup or anything, cuz i never learned how to back it up. and im using my moms comp. to type this, so plz help me!