how can i uplaod music on my website?

hi all.. i m trying to make my own website online... its free through a Website building site. But i m new to this... i dont know how to
uplaod music on my website (as i m making it on songs download). Can anyone help me out to uplaod music on my website?
And how can i make it more intresting? Can i earn through my website as well... if people download frm my website?
Waiting for help
Regards-- Jatin