This procedure sets the default PICT ID used for the display of next created buttons.
Parameter 1 :
PICT resource ID of up standard button.
Parameter 2 :
PICT resource ID of down standard button.
Parameter 3 :
PICT resource ID of standard disabled button.
Parameter 4 :
PICT resource ID of up two states button.
Parameter 5 :
PICT resource ID of down two states button.
Parameter 6 :
PICT resource ID of two states disabled button.
If you use a negative value for an up or down ID parameter, the previous value will be kept.
If you pass 0 for a disabled ID, the picture won't be displayed. If you pass -1, the button will be displayed with a white pattern over. If you pass a negative value under -1, the previous value will be kept.