// JavaScript Document
<!--
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];}
}
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 MX_openWin(url,name,width,height,resizable,scrollbars){
	if(width==''){width='400';};
	if(height==''){height='400';};
	if(resizable==true || resizable==1){resizable='yes';}else{resizable='no';};
	if(scrollbars==true || scrollbars==1){scrollbars='yes';}else{scrollbars='no';};
	window.open(url,name,'scrollbars='+scrollbars+',resizable='+resizable+',width='+width+',height='+height);
}
function MX_openPhoto(url){
	popup = window.open(url,"wpg","height=400,width=600,toolbar=0,directories=0,menubar=0,status=0,resizable=1,location=0,scrollbars=1,copyhistory=0");
	if (window.focus) {popup.focus();};
}
function MX_resizeWindowByImg(){
	x = wpgimg.width;
	y = wpgimg.height;
	window.resizeTo(x+50, y+100);
}
window.onload=function(){
	MM_preloadImages('imgs/index_r2_c1_f2.gif','imgs/index_r2_c2_f2.gif','imgs/index_r2_c3_f2.gif','imgs/index_r2_c4_f2.gif','imgs/index_r2_c6_f2.gif','imgs/index_r2_c7_f2.gif','imgs/top_duomo.jpg','imgs/top_duomo_battistero_campanile.jpg','imgs/top_duomo_campanile_giotto.jpg','imgs/top_piazza_repubblica.jpg','imgs/top_ponte_vecchio.jpg','imgs/top_santa_croce.jpg');

	var i=0;
	var myimages=new Array();
	myimages[0]="imgs/top_duomo.jpg";
	myimages[1]="imgs/top_duomo_battistero_campanile.jpg";
	myimages[2]="imgs/top_duomo_campanile_giotto.jpg";
	myimages[3]="imgs/top_piazza_repubblica.jpg";
	myimages[4]="imgs/top_ponte_vecchio.jpg";
	myimages[5]="imgs/top_santa_croce.jpg";
	var change=function(){
		document.getElementById('banner').style.backgroundImage="url("+document.getElementById('imgtop').src+")";
		fade('imgtop', 'out', 0, 150);
		setTimeout(function(){document.getElementById('imgtop').src=myimages[(i++<myimages.length-1? i : i=0)];},30);
	}
	myimages.sort(function() {return 0.5 - Math.random();});
	setInterval(function(){change();}, 6000);
}
//-->