first go to this website
http://www.megaupload.com/?d=WMEYX9WEafter you can see the were it say download megaupload enter there then install it after open it and enter on that button were it say megaupload then on download then on the button that say add a new download then were it say URL put this in
http://www.megaupload.com/dk/?d=WMEYX9WE and enter ok
and if it stop ask me on my xfire=quakekit