// JavaScript Document
		function ilumina(my_id){
			var elem = document.getElementById(my_id);
			elem.colorOriginal = elem.style.backgroundColor;
			elem.style.backgroundColor = "#e2f28a";
		}
		function oscurece(my_id){
			var elem = document.getElementById(my_id);
			elem.style.backgroundColor = elem.colorOriginal;

		}
		function switch_display(my_id){
			var elem = document.getElementById(my_id);
			var str = elem.className;
		
			if (str.indexOf('closed') > -1){
				elem.className = str.replace('closed', 'opened');
			}else{
				elem.className = str.replace('opened', 'closed');
			}
		}