var posx= 0;
var posy = 0;
var winW, winH;
    
ie=(document.getElementById && document.all)? 1 : 0;
ns=(document.getElementById && navigator.appName.indexOf("Netscape")>=0 )? 1: 0;
w3c=(document.getElementById)? 1 : 0;
var arrayPageSize;
var arrayPageScroll;

function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		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
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			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 = xScroll;		
	} else {
		pageWidth = windowWidth;
	}

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight);
	return arrayPageSize;
}

//-------------------------------------------------------------------------------------------------------------------------------------

function getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}

	arrayPageScroll = new Array(xScroll,yScroll);
	return arrayPageScroll;
}

function velo(e)
{	
	posx = e.clientX;
    posy = e.clientY;
	pos2y = e.offsetTop;
	pos3y = e.offsetY;
	
	arrayPageSize=getPageSize();
	arrayPageScroll=getPageScroll();
	
	//alert(arrayPageSize+" "+arrayPageScroll);	
	
	var obj = document.getElementById('popup');
	var obj2 = document.getElementById('content');

	if (ie){
		obj.style.width = arrayPageSize[0]+arrayPageScroll[0];
		obj.style.height = arrayPageSize[1]+arrayPageScroll[1];
		obj.style.display = 'block';
		
		obj2.style.left = (((arrayPageSize[0]+arrayPageScroll[0])/2) - 302) + 'px';
		obj2.style.top = (arrayPageScroll[1]+((arrayPageSize[3]/2)-201)) + 'px';
		obj2.style.display = 'block';
	}
	else{
	if (ns){
		obj.style.width = arrayPageSize[0]+arrayPageScroll[0] + 'px';
		obj.style.height = arrayPageSize[1]+arrayPageScroll[1]  + 'px';
		obj.style.display = 'block';
		obj2.style.left = (((arrayPageSize[0]+arrayPageScroll[0])/2) - 302) + 'px';
		obj2.style.top = (arrayPageScroll[1]+((arrayPageSize[3]/2)-201)) + 'px';
		obj2.style.display = 'block'
		}
	}
}

function velo2(e)
{	
	posx = e.clientX;
    posy = e.clientY;
	pos2y = e.offsetTop;
	pos3y = e.offsetY;
	
	arrayPageSize=getPageSize();
	arrayPageScroll=getPageScroll();
	
	//alert(arrayPageSize+" "+arrayPageScroll);	
	
	var obj = document.getElementById('popup');
	var obj2 = document.getElementById('content');
	var txt=document.getElementById('livello_txt');
	txt.innerHTML="";
	txt.innerHTML="<p style=\"font-family:Arial, Helvetica, sans-serif; font-size:14px; color:#666666\">Coming Soon.</p>";
	
	if (ie){
		obj.style.width = arrayPageSize[0]+arrayPageScroll[0];
		obj.style.height = arrayPageSize[1]+arrayPageScroll[1];
		obj.style.display = 'block';
		
		obj2.style.left = (((arrayPageSize[0]+arrayPageScroll[0])/2) - 302) + 'px';
		obj2.style.top = (arrayPageScroll[1]+((arrayPageSize[3]/2)-201)) + 'px';
		obj2.style.display = 'block';
	}
	else{
	if (ns){
		obj.style.width = arrayPageSize[0]+arrayPageScroll[0] + 'px';
		obj.style.height = arrayPageSize[1]+arrayPageScroll[1]  + 'px';
		obj.style.display = 'block';
		obj2.style.left = (((arrayPageSize[0]+arrayPageScroll[0])/2) - 302) + 'px';
		obj2.style.top = (arrayPageScroll[1]+((arrayPageSize[3]/2)-201)) + 'px';
		obj2.style.display = 'block'
		}
	}
}

function segnala(url)
{
oggetto = "Penso ti possa interessare...";
this.location = "mailto:"+"?subject="+oggetto+"&body="+document.title+" ("+url+")";
}