!cheats for blueMSX :frogger
!(c) 2005 Albert Beevendorp and (c) 2005 Patrick van Arkel
!(c) 2008 Benoît Delvaux
0,57346,99,0,lives
0,57427,16,0,time (de-select to get bonus)
0,57473,5,0,only one frog required by stage
0,57474,1,0,difficulty level (1-10)
0,57476,1,0,stage (1-99;0)