// JScript File
var ua = navigator.userAgent.toLowerCase();
var divw=0;
var divh=0;

var isTiming = false;
var stdDOM = document.getElementById;
function objHeight(objectID) 
{
    var obj = xDOM(objectID,0); 
    if(obj.offsetHeight) return obj.offsetHeight; 
    if (obj.clip) return obj.clip.height; 
    return 0;
}
function xDOM(objectId, wS) 
{
    if (stdDOM) return wS ? document.getElementById(objectId).style:document.getElementById(objectId);
    if (ieDOM) return wS ? document.all[objectId].style: document.all[objectId];
    if (ieDOM) return HObj = document.documentElement.clientHeight;
    if (nsDOM) return document.layers[objectId];
    if (nsDOM) return HObj = window.innerHeight;
}

function EraseTimeout()
{
    clearTimeout(isTiming); 
    isTiming = false; 
    nascondiAnteprima()
}
function StartTimeout(IDA, e)
{
    var divAnteprima =(document.getElementById) ? document.getElementById('divAnteprima') : eval('document.all.divAnteprima'); 
    divAnteprima.innerHTML = "<div style='text-align:center;padding:10px;'><img src='/images/Elenco/loading.gif' alt=''/><br />Caricamento anteprima annuncio in corso...</div>";

    var oImgZoom = (document.getElementById) ? document.getElementById('imgZoom'+IDA) : eval('document.all.imgZoom'+IDA); 
    var curleft = curtop = 0;
    if (oImgZoom != null)
    {
        if (oImgZoom.offsetParent) 
        {
            curleft = oImgZoom.offsetLeft
            curtop = oImgZoom.offsetTop
            while (oImgZoom = oImgZoom.offsetParent) 
            {
                curleft += oImgZoom.offsetLeft
                curtop += oImgZoom.offsetTop
            }
        }
    }
    divAnteprima.style.width ="260px";
    divAnteprima.style.border = "solid 1px #000000";
    //divAnteprima.style.top = (curtop - 20) + 'px';
    //divAnteprima.style.left  = (20 + curleft) + 'px';
    divAnteprima.style.display = "block"; 
    divh = objHeight('divAnteprima')+55;
    document.onmousemove=followmouse;
    var posY = 0;
    if(typeof e != "undefined")
        posY = e.clientY;
    else if(typeof window.event != "undefined")
        posY = event.clientY;
    isTiming = setTimeout('caricaAnteprima('+IDA+','+posY+')',2000);
}

function getDateString()
{
    var now = new Date();
    var ms = now.getMilliseconds();
    var ss = now.getSeconds();
    var mi = now.getMinutes();
    var hh = now.getHours();
    var day = now.getDay(); 
    var month = now.getDate();
    var year = now.getYear();
    
    return year+month+day+hh+mi+ss+ms
}

function caricaAnteprima(IDA,posY)
{
    var oXmlHttp = false;
    if (window.XMLHttpRequest)  // Mozilla, Safari, …
    {
        oXmlHttp = new XMLHttpRequest();
    } 
    else if (window.ActiveXObject) // IE
    { 
        try { oXmlHttp = new ActiveXObject("Msxml2.XMLHTTP"); }
        catch(err) { oXmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); }
    }   
    if (oXmlHttp)
    {
        oXmlHttp.open("get","/AnteprimaDettaglioAnnuncio.aspx?IDA="+IDA+"&date="+getDateString(),true);
        oXmlHttp.onreadystatechange = function()
        {
            if (oXmlHttp.readyState == 4)
            {
                if (oXmlHttp.status == 200)
                {
                    var divAnteprima =(document.getElementById) ? document.getElementById('divAnteprima') : eval('document.all.divAnteprima'); 
                    divAnteprima.innerHTML = oXmlHttp.responseText;
                    divh = objHeight('divAnteprima')+55;
                    var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
                  	var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(document.body.offsetHeight, window.innerHeight)

		            if(docheight < 15+truebody().scrollTop+posY+divh)
		                ycoord = 15+truebody().scrollTop+posY-Math.max(0,(divh + posY - docheight - 30));
	                else
		                ycoord = truebody().scrollTop+15+posY;
	                
	                gettrailobj().left=xcoord+"px"
	                gettrailobj().top=ycoord+"px"
               }
            }
         }
        oXmlHttp.send(null);   
    }
}
function nascondiAnteprima()
{
    var divAnteprima =(document.getElementById) ? document.getElementById('divAnteprima') : eval('document.all.divAnteprima'); 
    divAnteprima.innerHTML = "";
    divAnteprima.style.display = "none";          
}


//if (document.getElementById || document.all)
//	document.write('<div id="imgtrailer" style="position:absolute;visibility:hidden;"></div>')

function gettrailobject()
{
	if (document.getElementById)
		return document.getElementById("divAnteprima")
	else if (document.all)
		return document.all.divAnteprima
}

function gettrailobj()
{
	if (document.getElementById)
		return document.getElementById("divAnteprima").style
	else if (document.all)
		return document.all.divAnteprima.style
}

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

function trailOff()
{
	document.onmousemove='';
	gettrailobj().visibility="hidden";
}

//function trailOn(thumbimg,imgtitle,username,imgid,imgsize,credit,level,thw,thh)
function anteprima(IDA)
{
	if(ua.indexOf('opera') == -1 && ua.indexOf('safari') == -1)
	{
		gettrailobj().left="-500px";
		//divthw = parseInt(thw) + 2;
		//gettrailobject().innerHTML = '<div style="background-color: #b2a99d; layer-background-color: #b2a99d; border: 1px none #808080; padding:10px; width:'+divthw+'px;"><div style="background-color: #FFFFFF; layer-background-color: #FFFFFF; border: 1px solid #808080;background-image: url(img/lloading.gif);"><img src="'+thumbimg+'" border="0" width="'+thw+'" height="'+thh+'"><div style="padding:3px">'+imgtitle+'<br>&copy; '+username+' | Dreamstime.com<br></div></div><div class=h2 style="padding:1px;">ID: '+imgid+' / Level: '+level+'<br>'+imgsize+'</div></div>';
		StartTimeout(IDA);
		gettrailobj().visibility="visible";
		divw = parseInt(thw)+25;
		divh = parseInt(thh)+130;
		document.onmousemove=followmouse;
	}
}

function followmouse(e)
{
	var docwidth=document.all? truebody().scrollLeft+truebody().clientWidth : pageXOffset+window.innerWidth-15
	var docheight=document.all? Math.min(truebody().scrollHeight, truebody().clientHeight) : Math.min(document.body.offsetHeight, window.innerHeight)
    if(typeof e != "undefined")
	{
	    if(docwidth < 15+e.pageX+divw)
		    xcoord = e.pageX-divw-5;
	    else
		    xcoord = 15+e.pageX;
	    if(docheight < 15+e.pageY+divh)
		    ycoord = 15+e.pageY-Math.max(0,(divh + e.pageY - docheight - truebody().scrollTop - 30));
	    else
		    ycoord = 15+e.pageY;
	}
    else if (typeof window.event != "undefined")
	{
	    if(docwidth < 15+truebody().scrollLeft+event.clientX+divw)
		    xcoord = truebody().scrollLeft-5+event.clientX-divw;
	    else
		    xcoord = truebody().scrollLeft+15+event.clientX;

	    if(docheight < 15+truebody().scrollTop+event.clientY+divh)
		    ycoord = 15+truebody().scrollTop+event.clientY-Math.max(0,(divh + event.clientY - docheight - 30));
	    else
		    ycoord = truebody().scrollTop+15+event.clientY;
	}
	gettrailobj().left=xcoord+"px"
	gettrailobj().top=ycoord+"px"
}