var cl0 = "non_selezionato";
var cl1 = "selezionato";
var cl2 = "selezionato_vuoto";
var st0 = "none";
var st1 = "block";

function openMenu(){
	oC = document.getElementById(channel);
	closeMenu();
	if (oC){
		tSC = oC.childNodes.length;
		for (k=0;k<tSC;k++){
			if (oC.childNodes[k].nodeName=='LI'){
				oC.childNodes[k].style.display=st1;
			}        
		}
		oS = document.getElementById(subchannel);
		if (oS) {
			oS.className=cl1;
		}
		oC.parentNode.className=cl1;
	}else{
		oX = document.getElementById('m' + channel.substring(1));
		if(oX){
			oX.className=cl2;
		}
			
	}
}

function jsMultimediaUrl(jsURL)	 
{
	if (typeof(obj_video) == "object")
	{
		obj_video.Filename = jsURL;
	}
   
	if (document.getElementById("obj_videoNoIE") == "[object HTMLObjectElement]")
	{
		document.getElementById("obj_videoNoIE").Filename = jsURL;
  	}
}

function closeMenu(){
	oM = document.getElementById('menu-sinistra');
	var tC = oM.childNodes.length;
	for (j=0;j<tC;j++){
		if (oM.childNodes[j].nodeName=='LI'){
			cid = oM.childNodes[j].getAttribute('id');
			oSC = document.getElementById(cid);
			tSC = oSC.childNodes.length;
			iterThis(tSC,oSC,st0);
			oM.childNodes[j].className=cl0;
		}
	}
}

function openThis(oC){
	closeMenu();
	tSC = oC.childNodes.length;
	iterThis(tSC,oC,st1);
	oC.className=cl1;
}

function iterThis(t,o,sty){
	for (i=0;i<t;i++){
		if(o.childNodes[i].nodeName=='UL'){
			scid = o.childNodes[i].getAttribute('id');
			oT = document.getElementById(scid);
			tSC = oT.childNodes.length;
			for (k=0;k<tSC;k++){
				if (oT.childNodes[k].nodeName=='LI'){
					oT.childNodes[k].style.display=sty;
				}
			}
		}
	}
}

// script stampa pagina
function stampaPagina(){
   bV = parseInt(navigator.appVersion)
   if (bV >= 4) window.print()
}