// JavaScript Document
<!--
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];}
}

function preload_images(){
	MM_preloadImages('images/snowstar_africa.gif','images/snowstar_asia.gif','images/snowstar_europa.gif','images/snowstar_nordamerica.gif','images/snowstar_sudamerica.gif');
}
document.onLoad = preload_images;

/// AJAX INIT
var newAjax = function() {
    var xmlHttp = null;
    try
    {
        // Firefox, Opera e Safari
        xmlHttp = new XMLHttpRequest();
		xmlHttp.overrideMimeType('text/xml');
    }
    catch (exc)
    {
        // Internet Explorer
        try
        {
           xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch (exc)
        {
            try
            {
                xmlHttp = new ActiveXObject("Msxml2.XMLHTTP");
            }
            catch (exc)
            {
                //alert("AJAX not supported!");
				return false;
            }
        }
    }
	return xmlHttp;
}


function popup_apri(url, target, parameters) {
	var finestra = document.getElementById(target);
	bytefx.alpha(finestra, 0);
	finestra.style.display = "block";
	completeAHAH.ahah(url, target, 5, "POST", parameters);
	bytefx.fade(finestra, 0, 98, 8);
	//bytefx.drag(popup);
	//var pagina = document.getElementById("container");
	//pagina.style.display = "block";
	//bytefx.alpha(pagina, 100);
	//bytefx.fade(pagina, 100, 10, 8);
}

function popup_float(div_origine, div_destinazione, pagina, percorso){
	document.getElementById("credits").style.display = "none";
	document.getElementById("privacy").style.display = "none";
	var div_selezionato = document.getElementById(div_origine);
	var curtop = getPosY(div_selezionato);
	var curleft = getPosX(div_selezionato);
	var div_daspostare = document.getElementById(div_destinazione);
	div_daspostare.style.top = (curtop)+"px";
	div_daspostare.style.left = (curleft + 50)+"px";
	//if((parseInt(navigator.appVersion)<7) && ((ind = navigator.appVersion.indexOf("MSIE")) > -1 && navigator.userAgent.indexOf("Opera") == -1)) {
		//div_anteprima.style.left = (curleft-140)+"px";
	//}
	bytefx.alpha(div_daspostare, 0);
	div_daspostare.style.display = "block";
	completeAHAH.ahah(percorso+"/"+pagina, div_destinazione, 5, "POST", "percorso="+percorso);
	bytefx.fade(div_daspostare, 0, 100, 10);
	//var pagina = document.getElementById("container");
	//pagina.style.display = "block";
	//bytefx.alpha(pagina, 100);
	//bytefx.fade(pagina, 100, 10, 8);
}

function popup_chiudi(target){
	var div_selezionato = document.getElementById(target);
	bytefx.fade(div_selezionato, 100, 0, 12, 
		function() {
			div_selezionato.style.display = "none";
		});
}


// posizione X del div
function getPosX(obj) {
	var curleft = 0;
	if (obj.offsetParent) {
	while (obj.offsetParent) {
	curleft += obj.offsetLeft
	obj = obj.offsetParent;
	}
	}
	else if (obj.x)
	curleft += obj.x;
	return curleft;
}

// posizione Y del div
function getPosY(obj) {
var curtop = 0;
	if (obj.offsetParent) {
	while (obj.offsetParent) {
	curtop += obj.offsetTop
	obj = obj.offsetParent;
	}
	}
	else if (obj.y)
	curtop += obj.y;
	return curtop;
}//-->