//*******funzione di espansione menu*********
function espandi(obj){
	name = findParent(obj,'TR').id;
	if (eval(name + 'A').style.display == 'inline'){
		eval(name + 'A').style.display = 'none'
		eval(name + 'B').style.display = 'none'
		eval(name + 'C').style.display = 'none'
	}else{
		eval(name + 'A').style.display = 'inline'
		eval(name + 'B').style.display = 'inline'
		eval(name + 'C').style.display = 'inline'
		for (i=1;i<=numSezioni;i++){
			if (name != 'T' + i){
				aux = eval('T' + i + 'A')
				aux.style.display = 'none'
				aux = eval('T' + i + 'B')
				aux.style.display = 'none'
				aux = eval('T' + i + 'C')
				aux.style.display = 'none'
			}
		}
	}
}
//******************************************

function findParent(obj,sTag){
//	alert(obj.tagName)
	if (obj.tagName == sTag) return obj;
	if (obj.tagName == "BODY") return null;
	return findParent(obj.parentNode,sTag);
}