/*
Simple Image Trail script- By JavaScriptKit.com
Visit http://www.javascriptkit.com for this script and more
This notice must stay intact
*/ 

var w = 1
var h = 1

if (document.getElementById || document.all)
document.write('<div id="trailimageid" style="text-align:center; visibility:hidden; display: none; z-index:999;position: absolute;top: -5000;left: -5000;z-index: 90;width: 100%; background-color:transparent;"><div class="imageContainer" onClick="hidetrail();" style="cursor:pointer;cursor:hand;"><img id="ttimg" src="/image/s.gif"  alt="clicca per chiudere la finestra"/></div></div>')

function gettrailobj()
{
	if (document.getElementById) return document.getElementById("trailimageid").style
	else if (document.all) return document.all.trailimagid.style
}
function gettrailimg()
{
	if (document.getElementById) return document.getElementById("ttimg").style
	else if (document.all) return document.all.ttimg.style
	
}

function truebody()
{
	return (!window.opera && document.compatMode && document.compatMode!="BackCompat")? document.documentElement : document.body
}

function hidetrail()
{	
	//document.onmousemove = ""
	document.getElementById('ttimg').src = '/image/s.gif'
	gettrailobj().visibility = "hidden"
	gettrailobj().display = "none"
	gettrailobj().left =- 1000
	gettrailobj().top = -100
	
	gettrailimg().left =- 1000
	gettrailimg().top = -1000
}



/*function showtrail(width,height,file)*/
function showtrail(file)
{

		if(navigator.userAgent.toLowerCase().indexOf('opera') == -1)
		{
			
			img1 = new Image()
			img1.src = file

			
				document.getElementById('ttimg').src = file
				
				 var myWidth = 0, myHeight = 0;
					  if( typeof( window.innerWidth ) == 'number' ) {
							//Non-IE
							myWidth = window.innerWidth;
							myHeight = window.innerHeight;
					  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
							//IE 6+ in 'standards compliant mode'
							myWidth = document.documentElement.clientWidth;
							myHeight = document.documentElement.clientHeight;
					  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
							//IE 4 compatible
							myWidth = document.body.clientWidth;
							myHeight = document.body.clientHeight;
					  }
				
				try
				{
					gettrailobj().width = gettrailobj().width  + "px"
					gettrailobj().height = gettrailobj().height + "px"
				
					gettrailimg().width = gettrailimg().width + "px"
					gettrailimg().height = gettrailimg().height + "px"
				}
				catch(err)
				{
					//alert("img1.height:" + img1.height  + " - " +   "h:" + h  + " - " +  "w:" + w  + " - " + err.description);
				}
				
				gettrailobj().visibility = "visible";
				gettrailobj().display = "block";
				
				gettrailobj().left = 0;
				gettrailobj().top = 0;

				//alert(gettrailimg().width);
		
	}
}




/*function alertSize() {
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
    //Non-IE
    myWidth = window.innerWidth;
    myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
    //IE 6+ in 'standards compliant mode'
    myWidth = document.documentElement.clientWidth;
    myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
    //IE 4 compatible
    myWidth = document.body.clientWidth;
    myHeight = document.body.clientHeight;
  }
  window.alert( 'Width = ' + myWidth );
  window.alert( 'Height = ' + myHeight );
}
*/

/*function followmouse(e)
{

	if(navigator.userAgent.toLowerCase().indexOf('opera') == -1)
	{

		var xcoord = 20
		var ycoord = 20

		if (typeof e != "undefined")
		{
			xcoord += e.pageX
			ycoord += e.pageY
		}
		else if (typeof window.event !="undefined")
		{
			xcoord += truebody().scrollLeft + event.clientX
			ycoord += truebody().scrollTop + event.clientY
		}

		var docwidth = document.all? truebody().scrollLeft + truebody().clientWidth : pageXOffset + window.innerWidth-15
		var docheight = document.all? Math.max(truebody().scrollHeight, truebody().clientHeight) : Math.max(document.body.offsetHeight, window.innerHeight)

		if (xcoord + w + 3 > docwidth)
		xcoord = xcoord - w -(20*2)

		if (ycoord - truebody().scrollTop + h > truebody().clientHeight)
		ycoord = ycoord - h - 20;

		gettrailobj().left = xcoord + "px"
		gettrailobj().top = ycoord + "px"

	}

}*/