number of equal divisions
interval of equivalence (ex. 2 = 2/1 = octave)
integer limit (max numerator or denominator of JI ratios)
threshold of JI pitch inclusion (as a fraction of equal step size)

scale factor for image width
scale factor for image height





To save SVG image (works in Firefox 16.0.2):
left-click, then right-click on image; select "View Selection Source";
Ctrl+S (or File > Save Page As...); enter file name (should end in ".svg")