@Frets = ('-0-','-%-','-1-','-1%','-2-','-3-','-3%','-4-','-4%','-5-','-6-','-6%','-7-','-7%','-8-','-8%','-9-','-10','10%','-11','11%','-12','-13','13%','-14') if !$GuitarTab;
@Frets = ('-0-','-1-','-2-','-3-','-4-','-5-','-6-','-7-','-8-','-9-','-10','-11','-12','-13','-14','-15','-16','-17','-18','-19','-20','-21','-22','-23','-24') if $GuitarTab;