public byte[] getLMVideoChunk(int videoPageId)
{
byte[] videoChunk = Utils.getVideoChunk(videoPageId);
//fill first quarter of videoChunk with constant to all video memory data
for (int i = 0; i < 16 * 16 * 4; i++)
videoChunk[i] = Globals.romdata[0xC010 + i];
return videoChunk;
}