var highlightbehavior="TR"
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
}