function MM_preloadImages() 
{ 
  if (document.images) 
  {
	var imgFiles		= MM_preloadImages.arguments;
	var preloadArray	= new Array();

	for (var i=0; i<imgFiles.length; i++) 
	{
	  preloadArray[i] = new Image;
	  preloadArray[i].src = imgFiles[i];
	}
  }
}

function MM_swapImage() 
{ 

  var i,j=0,objStr,obj;
  
  for (i=0; i < (MM_swapImage.arguments.length-1); i+=2) 
  {
	objStr = MM_swapImage.arguments[i];

	if ((objStr.indexOf('document.layers[')==0 && document.layers==null) ||
		(objStr.indexOf('document.all[')   ==0 && document.all   ==null))
	  objStr = 'document'+objStr.substring(objStr.lastIndexOf('.'),objStr.length);
	
	CSFindElement(objStr.substr(9,objStr.length)).src=MM_swapImage.arguments[i+1];
  }
}

function MM_preloadImages_mie(){
		MM_preloadImages('/im/menu/at_storia_off.gif',
				'/im/menu/at_produzione_off.gif',
				'/im/menu/at_prodotti_off.gif',
				'/im/menu/at_organizzazione_off.gif',
				'/im/menu/at_sindacati_off.gif',
				'/im/menu/at_design_off.gif',
				'/im/menu/at_servsociali_off.gif',
				'/im/menu/at_architettura_off.gif',
				'/im/menu/at_scuola_off.gif',
				'/im/menu/at_sport_off.gif',
				'/im/menu/at_protagonisti_off.gif',
				'/im/menu/at_imprepolitica_off.gif',
				'/im/menu/si_aerospaziale_off.gif',
				'/im/menu/si_alimentare_off.gif',
				'/im/menu/si_autoveicoli_off.gif',
				'/im/menu/si_navale_off.gif',
				'/im/menu/si_chimica_off.gif',
				'/im/menu/si_energiatelecom_off.gif',
				'/im/menu/si_fibreartificiali_off.gif',
				'/im/menu/si_scrittcalcolo_off.gif',
				'/im/menu/si_ferroviario_off.gif',
				'/im/menu/si_meccelettro_off.gif',
				'/im/menu/si_siderurgia_off.gif',
				'/im/menu/si_tessile_off.gif');
}