I need help?

im indian...i have this really cute guy at skoo...we dnt have cles 2 gether...but we kno eachothr,...n we rite on eachothers walls on facebook..now i thnk i sorta hav a crush on him..even tho we write on eachothers walls, we turn away when we c eachother n the halls at skoo...well i noticd hel look at me and turn his head away frm my eyes of put his head down when i look bak.... wat does this mean?...shud i juat wait...n not tell him....help?