Girls I Need Your Help! Guys 2!!!?

this guy that waz in all of my core cles, had a locker next 2 mine, and waz in my homeroom acted weird around me. i caught him staring and glacning and me a lot. if not that then looking in my area. he always waz talking and making jokes to me but about stupid perverted stuff. but it still made me laugh. he also smiled a lot when talking 2 me. does he like me, and if so, what should i do???