text: //document.write('<script src="../../../AV/Development/formal_language/contextFree/ParseTree.js"></script>');
  //document.write('<script src="../../../AV/FLA/resources/u/nderscore-min.js"></script>');
  
  $(document).ready(function() {
  "use strict";
  var av_name = "ParseTree1CON";
  var av = new JSAV(av_name);
  var arrow = String.fromCharCode(8594);
  var grammar = "[[\"S\",\"→\",\"AcB\"],[\"A\",\"→\",\"aAa\"],[\"A\",\"→\",\"λ\"],[\"B\",\"→\",\"Bbb\"],[\"B\",\"→\",\"λ\"]]";
  var grammerArray = JSON.parse(grammar);
  grammerArray.length;
  grammerArray.push(["", arrow, ""]);
  av.ds.matrix(grammerArray, {style: "table", left: 10});
  av.umsg("Here is an example that shows how can we build a parse tree for the string $aacbb$ for the given grammar.")
  av.displayInit();
  var pt = new ParseTreeController(av, grammar, "aacbb", {top: 0, left: 400});
  pt.displayTree();
  
  av.recorded();
  });
  