function mostraAltro(fieldId){
  var field  = document.getElementById(fieldId);
  var field2  = document.getElementById(fieldId + "_altro");
  if (field.value == "Altro"){
    field.name = fieldId + "_altro";
    field2.name = fieldId;
    field2.style.display = "block"
  } else {
    field.name = fieldId;
    field2.name = fieldId + "_altro";  
    field2.style.display = "none"
  }
	return true; 
}

function confirm_deletion(dluLink){
      	if (confirm('Delete selected item ?')) { return true; };
	return false; 
}

function imageswap(name, imagesrc)  
{
   eval("document." + name + ".src = '" + imagesrc + "'");
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v3.0
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}


function gen(texts,links,t,tl)
{
  //var texts = new Array("","","")
  //var links = new Array("","","")
  //var t
  //var tl
  var InternetExplorer = navigator.appName.indexOf("Microsoft") != -1;
  
  var map = InternetExplorer ? menu : document.embeds("menu");
	for (i=0;i<=t;i++)
	{
  	map.SetVariable('m' + (i+1), texts[i]);
  	map.SetVariable('l' + (i+1), links[i]);
	}
	map.SetVariable('nt', t);
	map.SetVariable('title', tl);
  
  	
}
  
function gens(texts,links,t,tl)
{
  //var texts = new Array("","","")
  //var links = new Array("","","")
  //var t
  //var tl
  var InternetExplorer = navigator.appName.indexOf("Microsoft") != -1;
  
  var map = InternetExplorer ? menu : document.embeds("menu");
	for (i=0;i<=t;i++)
	{
  	map.SetVariable('ms' + (i+1), texts[i]);
  	map.SetVariable('ls' + (i+1), links[i]);
	}
	map.SetVariable('nts', t);
	map.SetVariable('titles', tl);
  
	
}



//codice per gestione delle tendine inserite nell'html area

//apre il popup con la scelta fatta nella tendina
function MM_jumpMenu(selObj,restore){ 
  var url = selObj.options[selObj.selectedIndex].value; 
  if (url) window.open(url); 
  if (restore) selObj.selectedIndex=0; 
}

//ritorna tutti gli elementi DOM che hanno una certa class
//(nel nostro caso tutte le select devono avere la class="ambiti")
function getElementsByClass(searchClass,node,tag) {
	var classElements = new Array();
	if ( node == null )
		node = document;
	if ( tag == null )
		tag = '*';
	var els = node.getElementsByTagName(tag);
	var elsLen = els.length;
	var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
	for (i = 0, j = 0; i < elsLen; i++) {
		if ( pattern.test(els[i].className) ) {
			classElements[j] = els[i];
			j++;
		}
	}
	return classElements;
}
  
//la funzione da associare all'onchange nelle select
function actionTendine(event) {
  MM_jumpMenu(this,0);
}
  
//funziona che inizializza le select con class ambiti
//deve essere chiamata al termine del caricamento della pagina nel browser
//viene quindi aggiunta nel body onload dal page-creator
function initTendine() {
  var tendine = getElementsByClass('ambiti');
  for (i=0; i<tendine.length; i++) {
    tendine[i].onchange=actionTendine;
  }
}



function apri(idToOpen) {
  document.getElementById('short_'+idToOpen).style.display = 'none'; 
  document.getElementById('full_'+idToOpen).style.display = 'inline'; 
  document.getElementById('div_apri_'+idToOpen).style.display = 'none';
  document.getElementById('div_chiudi_'+idToOpen).style.display = 'inline'; 
}
function chiudi(idToOpen) {
  document.getElementById('short_'+idToOpen).style.display = 'inline'; 
  document.getElementById('full_'+idToOpen).style.display = 'none'; 
  document.getElementById('div_apri_'+idToOpen).style.display = 'inline';
  document.getElementById('div_chiudi_'+idToOpen).style.display = 'none'; 
}

function iniziali(fieldID) {
	temp = document.getElementById(fieldID).value;
	document.getElementById(fieldID).value = temp.charAt(0).toUpperCase() + temp.substring(1);
}

function maiuscolo(fieldID) {
	temp = document.getElementById(fieldID).value;
	document.getElementById(fieldID).value = temp.toUpperCase();	
}