Lord of the Lost - Heart For Sale

Please help me and write as much as you understand. Cause no lyrics of this songs on internet. I don't understand it lyrics. My english is not good enough to get it.

http://www.mediafire.com/?abu7ip29yvt1w2d

Heart for Sale

And if you don't need my love, I give it all away.

And if you refuse, I prostitute my heart for sale.

I prostitute my heart for sale.