Am havin a crush on 1 ov mi bestfrenz wut shud i do.. ??

I have a crush on one of my best friends, he had a crush on me before when he asked me out I couldnt imagine my self going out with a guy whos like a brother to me.. but l8li.. i've been having a crush on him...and i dont know if he stil has crush on me.. so if i talk to him about it im afraid he'd go out wid me cuz he doesnt want me 2 feel bad and rejected.. and i dont know what to do.. helllp.. !