EZwgl uses three default fonts to display text.
"-Adobe-Helvetica-Bold-R-Normal--*-120-*-*-*-*-*-*", "-*-Courier-Medium-R-Normal--*-120-*-*-*-*-*-*" "-Adobe-Times-Bold-I-Normal--*-120-*-*-*-*-*-*",
void EZ_SetDefaultLabelFont(char *fontName)
void EZ_SetDefaultEntryTextFont(char *fontName)
void EZ_SetDefaultMenuTitleFont(char *fontName)