function toggleSitemap(wrapper_id,el)
{
	// Find the wrapper and toggle it
	if($(wrapper_id))
	{
		var arrClass	= $(wrapper_id).className.split(' ');
		if(arrClass[1] == 'hidden')
		{
			$(wrapper_id).className = arrClass[0] + ' shown';
			el.className = 'minus';
		}
		else if(arrClass[1] == 'shown')
		{
			$(wrapper_id).className = arrClass[0] + ' hidden';
			el.className = 'plus';
		}
	}
}