Mortal

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"    "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title></title><meta name="generator" content="TSW WebCoder" /><meta name="author" content="Mathias Rav" /><style title="text/css" type="text/css">/*<![CDATA[*/<!--span {  font-family: "Trebuchet MS", sans-serif;  padding: 3px;  margin: 2px;  -moz-border-radius: 5px;  display: -moz-inline-box;  vertical-align: middle;}.equation { /* everything */  display: inline;}.led { /* enclosed around the left, and the right side of the (in)equal sign */  background-color: #FF9999;  border: 3px solid #FF0000;}.led .led { /* plus/minus */  background-color: #99FF99;  border: 2px solid #00FF00;}.led .led .led { /* mult/div */  background-color: #9999FF;  border: 1px solid #0000FF;}.number {  font-weight: bold;}.sign {  font-weight: bold;  color: White;}-->/*]]>*/</style><script type="text/javascript">/*<![CDATA[*/function EEquation() {  this.Emode = 0;  this.sides = new Array(new ENumber(0, ''), new ENumber(0, ''));  this.sign = '=';}function ENumber(num, unit) {  this.Emode = 1;  this.iscomplex = false;  this.value = num;  this.unit = unit;}function EComNum(sign) {  this.Emode = 1;  this.iscomplex = true;  this.value = new Array(0, sign, 0);}function init() {  equations = new Array(new EEquation());  equations[0].sides[0] = new EComNum('+');  equations[0].sides[0].value[0] = new EComNum('*');  equations[0].sides[0].value[2] = new ENumber(1, 'b')  equations[0].sides[0].value[0].value[0] = new ENumber(1, 'a');  equations[0].sides[0].value[0].value[2] = new ENumber(1, 'x');  //prompt('', etoa(equations[0]));  //prompt('', etohtml(equations[0]));  etodom(equations[0], document.body);}function etoa(e) {  var result = '';  if (e.Emode == 0) {    result = etoa(e.sides[0])+' '+e.sign+' '+etoa(e.sides[1]);  } else if (e.iscomplex) {    result = '('+etoa(e.value[0])+' '+e.value[1]+' '+etoa(e.value[2])+')';  } else {    if (e.unit) {      if (e.value == '1' || e.value == 1) {        result = e.unit;      } else {        result = e.value+e.unit;      }    } else {      result = e.value+e.unit;    }  }  return result;}function etohtml(e) {  var result = '';  if (e.Emode == 0) {    result = '<span class="equation">'+etohtml(e.sides[0])+' '+e.sign+' '+etohtml(e.sides[1])+'</span>';  } else if (e.iscomplex) {    result = '<span class="led">'+etohtml(e.value[0])+' '+e.value[1]+' '+etohtml(e.value[2])+'</span>';  } else {    result = '<span class="number">'+etoa(e)+'</span>';  }  return result;}function etodom(e, parent) {  var result;  if (e.Emode == 0) {    result = document.createElement('span');    result = parent.appendChild(result);    try {result.className = 'equation';}    catch (err) {result.class = 'equation';}    side1 = etodom(e.sides[0], result);    result.appendChild(document.createTextNode(' '+e.sign+' '));    side2 = etodom(e.sides[1], result);  } else if (e.iscomplex) {    result = document.createElement('span');    result = parent.appendChild(result);    try {result.className = 'led';}    catch (err) {result.class = 'led';}    firstside = etodom(e.value[0], result);    txtnode = document.createTextNode(' '+e.value[1]+' ');    result.appendChild(txtnode);    secondside = etodom(e.value[2], result);  } else {    result = document.createElement('span');    result = parent.appendChild(result);    try {result.className = 'number';}    catch (err) {result.class = 'number';}    txtnode = document.createTextNode(etoa(e));    result.appendChild(txtnode);    //result.innerText = etoa(e);  }  return result;}/*]]>*/</script><!-- Thanks to HTML Tidy --></head><body><input type="button" onclick="init()" value="Initialize!" /></body></html>