best_off = new Image();
	best_off.src= '/images/button-pedagog-best.gif';
	best_on = new Image();
	best_on.src= '/images/button-pedagog-best.gif';
	
	search_off = new Image();
	search_off.src= '/images/button-pedagog-search.gif';
	search_on = new Image();
	search_on.src= '/images/button-pedagog-search.gif';
	
	var bestActive = true;
	var searchActive = false;
		
	function closeDivs()
	{
		if (bestActive == true)
		{
			document.getElementById('best_div').style.visibility = 'hidden';
			document.getElementById('best').src = best_off.src;
			bestActive = false;
		}//end if
		else (searchActive == true)
		{
			document.getElementById('search_div').style.visibility = 'hidden';
			document.getElementById('search').src = search_off.src;
			searchActive = false;
		}//end else
	}//end closeDivs
	
	
	function pedagogCenterRoll(id)
	{
		if (!(eval(id + 'Active == true')))
		{
			closeDivs();
			document.getElementById(id).src = eval(id + '_on').src;		
			document.getElementById(id + '_div').style.visibility = 'visible';			
			eval(id + 'Active = true');
		}//end else		
	}//end pedagaCenterRoll