Please help! best answer gets 10 points! please i need help?

ok well this is like long but i would really thank you if you read it and helped me out. ok well there is this guy i like and he is like one of those concided guys who play hard to get , so like we really dont talk that much but he IM me one day and like we started tlking ever since and since then ive really liked him ALOT so now there are rumors that he likes me, and then that he doesnt, then that he is playing with my feelings so i had the guts to ask him to his face he said >>well the truth is maybe beacsue sometimes i feel for you then sometimes i dont he said eh wanted to get to know me then it was his decision<< so i was like ok since then he never IMs me and nothing he BARLEY sai hi today at school and like im super sad because i really like this guy and i want him to like me and i just wanna cry so hard because we have been online all day and not once has he IM me now i dont wanna IM him because i might seem desperate since i used to IM him all the time and he knows i like him! so my questions is what do i do? like his birthday is this sunday so no matter wat i am going to IM him saying happy birthday but thats all i gueess, so what do i do? do i move on? wait? i dont know like i REALLY LIKE HIM!