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_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) { //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];}
}

// questa serve per spostare il bottom
function setPageHeight()
{
	
	var page_info = getPageSize(); 
	// document.getElementById('site').style.height= (page_info[1] + (   ((page_info[3]+10)<page_info[1]) ? 40 : ((navigator.appName=='Microsoft Internet Explorer')?(-4):0) )) + 'px'; 
	document.getElementById('site').style.height= (page_info[1] - ((navigator.appName=='Microsoft Internet Explorer')? 20 : 18 )) + 'px'; 
	document.getElementById('footer').style.top = (document.getElementById('site').style.height);
	document.getElementById('footer').style.display = "block";
	//table_bottom = document.getElementById('tableBottom');
	//table_bottom.className ="bgBOTTOM";
	//window.setTimeout('table_bottom.style.visibility = \'visible\'',1);
	// alert(document.getElementById('container').style.height);
}


// Returns array with page width, height and window width, height
function getPageSize(){ 
      
     var xScroll, yScroll; 
      
     if (window.innerHeight && window.scrollMaxY) {      
          xScroll = document.body.scrollWidth; 
          yScroll = window.innerHeight + window.scrollMaxY; 
     } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac 
          xScroll = document.body.scrollWidth; 
          yScroll = document.body.scrollHeight; 
     } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari 
          xScroll = document.body.offsetWidth; 
          yScroll = document.body.offsetHeight; 
     } 
      
     var windowWidth, windowHeight; 
     if (self.innerHeight) {     // all except Explorer 
          windowWidth = self.innerWidth; 
          windowHeight = self.innerHeight; 
     } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode 
          windowWidth = document.documentElement.clientWidth; 
          windowHeight = document.documentElement.clientHeight; 
     } else if (document.body) { // other Explorers 
          windowWidth = document.body.clientWidth; 
          windowHeight = document.body.clientHeight; 
     }      
      
     // for small pages with total height less then height of the viewport 
     if(yScroll < windowHeight){ 
          pageHeight = windowHeight; 
     } else {  
          pageHeight = yScroll; 
     } 
 
     // for small pages with total width less then width of the viewport 
     if(xScroll < windowWidth){      
          pageWidth = windowWidth; 
     } else { 
          pageWidth = xScroll; 
     } 
 
     arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight)  
     return arrayPageSize; 
}