Help with some songs of dueling network...

hello guys...
I just wanted to know whats the name of the song of the website 'dueling networking', when i open the website, there is always a main theme song or something like that, could you tell me how can i get those songs, i really like them, theyre 2 songs, the song that is playing right now and the song that it was before of the song that its being played right now...

I hope that you have understood me, i mean the song of this website when you start it... http://www.duelingnetwork.com/