cancion = 1
load = 1
a = 0
b = 0
function musi() 
      if controls.press("up") then 
         cancion=cancion - 1 
         load = 1
         for i=1,255,20 do 
            image.blit (fondo,0,0); juke:blit(); image.blit(juke2,0,0); change:blend(0,0,i); screen.flip(); 
         end
         for i=255,1,20 do 
            image.blit (fondo,0,0); juke:blit(); image.blit(juke2,0,0); change:blend(0,0,i); screen.flip(); 
         end
      end
      if controls.press("down") then 
         cancion=cancion + 1 
         load = 1 
         for i=1,255,20 do 
            image.blit (fondo,0,0); juke:blit(); image.blit(juke2,0,0); change:blend(0,0,i); screen.flip(); 
         end
         for i=255,1,20 do 
            image.blit (fondo,0,0); juke:blit(); image.blit(juke2,0,0); change:blend(0,0,i); screen.flip(); 
         end
      end
      if cancion < 1 then cancion=10 end
      if cancion > 10 then cancion=1 end
 
---1 LAST-BALLAD
      if cancion == 1 then
        if load == 1 then Ballad = sound.load("Music/Ballad.mp3") end
        load = 0; 
        sound.blit (Ballad,"waveline",305,61,120,21,onda);
        if sound.playing(Ballad) == false then sound.play(Ballad) end 
        if cancion > 1 or cancion < 1 or controls.circle(true) then sound.free(Ballad) end 
      end
end