var mathcolor = "";        // change it to "" (to inherit) or another color
  var mathfontsize = "1em";      // change to e.g. 1.2em for larger math
  var mathfontfamily = "serif";  // change to "" to inherit (works in IE) 
                                 // or another family (e.g. "arial")
  var automathrecognize = false; // writing "amath" on page makes this true