/* by Brizio 2006-2009 - http://www.ondadorto.it */


// Popup

function MM_openBrWindow(theURL,winName,features) { //v2.0
 window.open(theURL,winName,features);
}


// Rollover image

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_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_findObj(n, d) { //v4.01
  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);
  if(!x && d.getElementById) x=d.getElementById(n); 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];}
}


// Contenuti a scomparsa

function scambio(id){
 if (document.getElementById){
  if(document.getElementById(id).style.display == 'none'){
   document.getElementById(id).style.display = 'block';
  } else {
   document.getElementById(id).style.display = 'none';
  }
 }
}


// Precompilamento form

function addEvent(elm, evType, fn, useCapture) {
 if (elm.addEventListener){
  elm.addEventListener(evType, fn, useCapture);
  return true;
 } else if (elm.attachEvent){
  var r = elm.attachEvent("on"+evType, fn);
  return r;
 }
}  

function prepopulate() { // pre-fill the inputs and textareas with their title attribute value, and add relevant onfocus/onblur handlers
 elements = document.getElementsByTagName('input'); // get all inputs
 n_elements = elements.length; // loop through the array of elements
 for (i = 0; i < n_elements; i++) {
  if (elements[i].type=='text') {
   elements[i].setAttribute('value',elements[i].getAttribute('title'));
   addEvent(elements[i],'focus',input_focus);
   addEvent(elements[i],'blur',input_blur);
  }
 }
 elements = document.getElementsByTagName('textarea'); // get all textareas
 n_elements = elements.length; // loop through the array of elements
 for (i = 0; i < n_elements; i++) {
  elements[i].value=elements[i].getAttribute('title');
  addEvent(elements[i],'focus',input_focus);
  addEvent(elements[i],'blur',input_blur);
 }
}

function input_focus(e) { // This is an event handler; get the clicked on element, in a cross-browser fashion
 if (window.event) {
  target = window.event.srcElement;
 } else if (e) {
  target = e.target;
 } else return;
	
 if (target.nodeType == 3) { // Make sure that the target is an element, not a text node within an element
  target = target.parentNode;
 }
	
 if ((target.nodeName.toLowerCase() != 'input')&&(target.nodeName.toLowerCase() != 'textarea')) return false; // Paranoia; check this is an input tag
	
 if (target.value==target.getAttribute('title')) {
  target.value='';
 }
 return true;
}

function input_blur(e) { // This is an event handler; get the clicked on element, in a cross-browser fashion
 if (window.event) {
  target = window.event.srcElement;
 } else if (e) {
  target = e.target;
 } else return;
	
 if (target.nodeType == 3) { // Make sure that the target is an element, not a text node within an element
  target = target.parentNode;
 }
	
 if ((target.nodeName.toLowerCase() != 'input')&&(target.nodeName.toLowerCase() != 'textarea')) return false; // Paranoia; check this is an input tag 
	
 if (target.value=='') {
  target.value=target.getAttribute('title');
 }

 return true;
}

addEvent (window,'load',prepopulate) // add functions to the page's onload handler


/* by Brizio 2006-2009 - http://www.ondadorto.it */