Which resolution need to get a fullscreen vdo on my player
 

hello guys i have fujilabs mp4 player and i dont know the measurement of the screen. they have given a s/w to convert vdo to smv , but i downloaded a smv converter tool 3 from this site.
Here is my player link http://www.fuji-labs.com/product3.html
can any1 tel me at wat screen size should i have to convert the movie.
i used 128x128 full screen but i can only see 50% of the screen. PLZ help me