<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title></title>
<script type="text/javascript">

var DEBUGGING = true;
var _dwindow = DEBUGGING ? open('', 'debugwindow','width=550,height=800,toolbar=0,scrollbars=yes') : null;
function _debug(msg) {
   if (DEBUGGING) {
     _dwindow.document.write(msg + '<br/>');
   }
}

var precision = 10;
var realUnit = precision;
var minPixSize = 16;

function zmagsq(c) {
  var r = c[1];
  var i = c[2];
  return (r*r + i*i) / precision;
}

function zmagsq_traced(c) {
 