function toggle_section( section_id ){
	
	var section_id_toggle = section_id+'_toggle';
	
	if ( $(section_id).className == 'show' ) {
		
		//$( section_id_toggle ).innerHTML = '+';
		$( section_id_toggle ).className = 'open';
		
		hide_node(section_id);
		
		$( section_id ).className = 'hide';
		
	}else if ( $(section_id).className == 'hide' ) {
		
		//$( section_id_toggle ).innerHTML = '-';
		$( section_id_toggle ).className = 'close';
		
		show_node(section_id);
		
		$( section_id ).className = 'show';
		
	}
	
}

function toggle_info( section_id ){
	
	var section_id_toggle = section_id+'_toggle';
	
	if ( $(section_id).className == 'show' ) {
		
		//$( section_id_toggle ).innerHTML = '+';
		$( section_id_toggle ).className = 'info_open';
		
		hide_node(section_id);
		
		$( section_id ).className = 'hide';
		
	}else if ( $(section_id).className == 'hide' ) {
		
		//$( section_id_toggle ).innerHTML = '-';
		$( section_id_toggle ).className = 'info_close';
		
		show_node(section_id);
		
		$( section_id ).className = 'show';
		
	}
	
}