The sharper Image MP3 player will not show songs?

[Jessi A]

I have this sharper image MP3 player 1G of memory. It had songs on it, and i deleted the songs. Now i am putting new songs onto it and when i get to the windows media it shows all the files such as audio, video, pictures, and music. But yet on the MP3 has all those sept music icon. and when i select audio says NO FILE. So can someone help me out on this, as my songs are in memory just not showing up