function b3_MenuOver(id) {
	img=document.getElementById(id);
	if(img.src.substring(img.src.length-8)!="_sel.jpg") img.src=img.src.substring(0,img.src.length-4)+"_sel.jpg";
	}
function b3_MenuOut(id) {
	img=document.getElementById(id);
	if(img.src.substring(img.src.length-8)=="_sel.jpg") img.src=img.src.substring(0,img.src.length-8)+".jpg";
	}

var timeout=150;
var counter=-1;
function b3_subMenu(id) {
	if(counter!=-1) clearTimeout(counter);
	b3_chiudiTuttiSubMenu(id);
	if(document.getElementById('submenu_'+id)) document.getElementById('submenu_'+id).style.display='block';
	}
function b3_chiudiSubMenu() {
	counter=setTimeout("b3_chiudiTuttiSubMenu()",timeout);
	}
function b3_chiudiTuttiSubMenu() {
	div=document.getElementsByTagName('div');
	for(i=0;div[i];i++) {
		if(div[i].id.substring(0,8)=="submenu_") div[i].style.display='none';
		}
	}
	
function b3_evidenzia(obj) {
	obj.className='evidente';
	}
function b3_disevidenzia(obj) {
	obj.className='';
	}

function b3_openDiv(id,h) {
	timer=setInterval("b3_apriDiv('"+id+"',"+h+")",20);
	}
function b3_apriDiv(id,h) {
	div=document.getElementById(id);
	if(parseInt(div.style.height)<h) div.style.height=(parseInt(div.style.height)+20)+"px";
	else clearInterval(timer);
	}
function b3_closeDiv(id,h) {
	timer=setInterval("b3_chiudiDiv('"+id+"',"+h+")",20);
	}
function b3_chiudiDiv(id,h) {
	div=document.getElementById(id);
	if(parseInt(div.style.height)>h) div.style.height=(parseInt(div.style.height)-20)+"px";
	else clearInterval(timer);
	}