it'll blur some, but i'll keep it as minimal as i can... any bigger and i'm affraid it'll blur
... and i'm not sure what your screen size is... but here's 1024 x 768
... and since you want fullsize... the logo should probably go in the "dirt"... and be white...
... in the images above, i clipped most of the ground to make it look more like an advertisement
(linking to avoid large images on the forum)
further modifications?... just PM me instead of us bumping this thread forever...