var highlightbehavior="TD"

var ns6=document.getElementById&&!document.all
var ie=document.all

function changeto(e,highlightcolor)
{
  source=ie? event.srcElement : e.target
  if (source.tagName=="TABLE")
  return
  while(source.tagName!=highlightbehavior && source.tagName!="HTML")
    source=ns6? source.parentNode : source.parentElement
  if (source.style.backgroundColor!=highlightcolor&&source.id!="ignore")
  source.style.backgroundColor=highlightcolor
}

function contains_ns6(master, slave) { //check if slave is contained by master
  while (slave.parentNode)
    if ((slave = slave.parentNode) == master)
    return true;
  return false;
}

function changeback(e,originalcolor){
  if (ie&&(event.fromElement.contains(event.toElement)||source.contains(event.toElement)||source.id=="ignore")||source.tagName=="TABLE")
    return
  else if (ns6&&(contains_ns6(source, e.relatedTarget)||source.id=="ignore"))
    return
  if (ie&&event.toElement!=source||ns6&&e.relatedTarget!=source)
    source.style.backgroundColor=originalcolor
}