function rtoggle(elt) {
	last = $('#lastCollapsed');
	
	if (last.val() != "" && last.val() != elt){
		l = $("#"+last.val());
		li = $("#"+last.val()+"-img");
		if (li.attr('src') != 'images/arrow1.png') {
			li.attr('src','images/arrow1.png');
			$("#"+last.val()).slideUp("slow");
		}
	}
	
	o = $("#"+elt);
	i = $("#"+elt+"-img");
	
	if (i.attr('src') == 'images/arrow1.png') {
		o.slideDown("slow");
		i.attr('src','images/arrow2.png');
		last.val(elt);
	} else if (i.attr('src') == 'images/arrow2.png'){
		i.attr('src','images/arrow1.png');
		o.slideUp("slow");
	}
}