Girls asking guys out????

any of u girls done it??? is this kool?
i need some help im back at college in september and im hoping the guy i wanna get with will hopefully still be there and available. The only thing is im scared he might laugh in my face or say no. I dont want to be made a laughin stock...what should i do? just plan ask him out? or get one of my friends to hook us up?... i cant stop thinking about him, his so SEXY LOL im always think about him ...i doubt he ever notices me cos im so quiet around college help what should i do??