How exactly have you learned that he has no interest in you? If you're fairly certain your source is accurate, then you just need to move on. If it makes you uncomfortable (or causes you sexual tension) to be around him, then try limiting your interaction with him.
It would seem to me that once you find a man that reciprocates your feelings, this problem will fade quickly.
Welcome to the board, butterfly.wings.
How exactly have you learned that he has no interest in you? If you're fairly certain your source is accurate, then you just need to move on. If it makes you uncomfortable (or causes you sexual tension) to be around him, then try limiting your interaction with him.
It would seem to me that once you find a man that reciprocates your feelings, this problem will fade quickly.
Help me Have **1,000** Nights of Great Sex!