/********************\
 )		subnav		(
\********************/
function toggleOn(id/*,imageName,image*/) 
{	
	//safe function to show an element with a specified id
	var x = document.getElementById(id)
	
	x.style.display = 'block';
}
function toggleOff(id) 
{
	var x = document.getElementById(id)
	x.style.display = 'none';
}
function highlight(lnk, color) 
{
	var bgColor = color;
	document.getElementById(lnk).style.background = bgColor;
}
function highlightOff(lnk) 
{
	document.getElementById(lnk).style.color='black';
	document.getElementById(lnk).style.background='#E8E8E8';
}