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;
}

//funzione di precaricamento delle immagini
function MM_preloadImages() 
{ //v3.0
  var d = document; 
  if( d.images )//se abbiamo delle immagini
  { 
	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() 
{ 
  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];
     }
}