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

var offsetfrommouse=[15,15]; //image x,y offsets from cursor position in pixels. Enter 0,0 for no offset
var displayduration=0; //duration in seconds image should remain visible. 0 for always.
var currentimageheight = 270;        // maximum image size.

if (document.getElementById || document.all){
        document.write('<div id="trailimageid">');
        document.write('</div>');
}

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

function gettrailobjnostyle(){
if (document.getElementById)
return document.getElementById("trailimageid")
else if (document.all)
return document.all.trailimagid
}


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

function showtrail(imagename,title, description, site,state,height){

       		
		if (height > 0){
                currentimageheight = height;
        }

        document.onmousemove=followmouse;

        /*cameraHTML = '';

        if (ratingnumber == 0){
                ratingaverage = 0;
        }

        for(x = 1; x <= 5; x++){

                if (ratingaverage >= 1){
                        cameraHTML = cameraHTML + '<img src="/images/camera_1.gif">';
                } else if (ratingaverage >= 0.5){
                        cameraHTML = cameraHTML + '<img src="/images/camera_05.gif">';
                } else {
                        cameraHTML = cameraHTML + '<img src="/images/camera_0.gif">';
                }

                ratingaverage = ratingaverage - 1;

        }*/

      /*  cameraHTML = cameraHTML + ' (' + ratingnumber + ' Review';
        if ( ratingnumber != 1 ) cameraHTML += 's';
        cameraHTML = cameraHTML + ')';*/

        newHTML = '<div style="padding: 5px; background-color: #FFF; border: 1px solid #888;">';
        newHTML = newHTML + '<span class="largeTitle">' + title + '</span><div class="descricao">' + description + '</div>';
      	newHTML = newHTML + '<div align="center" style="padding: 8px 2px 2px 2px;"><img src="'+imagename+'" border="0"></div>';
		newHTML = newHTML + '<div class="site">'+site+'</div>';
		newHTML = newHTML + '<div class="state">'+state+'</div>';
       
		
		
		gettrailobjnostyle().innerHTML = newHTML;

        gettrailobj().visibility="visible";

}


function hidetrail(){
        gettrailobj().visibility="hidden"
        document.onmousemove=""
        gettrailobj().left="-500px"

}

function followmouse(e){

        var xcoord=offsetfrommouse[0]
        var ycoord=offsetfrommouse[1]

        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 (document.all){
               gettrailobjnostyle().innerHTML = 'A = ' + truebody().scrollHeight + '<br>B = ' + truebody().clientHeight;
        } else {
                gettrailobjnostyle().innerHTML = 'C = ' + document.body.offsetHeight + '<br>D = ' + window.innerHeight;
        }*/

        if (typeof e != "undefined"){
                if (docwidth - e.pageX < 300){
                        xcoord = e.pageX - xcoord - 286; // Move to the left side of the cursor
                } else {
                        xcoord += e.pageX;
                }
                if (docheight - e.pageY < (currentimageheight + 110)){
                        ycoord += e.pageY - Math.max(0,(110 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
                } else {
                        ycoord += e.pageY;
                }

        } else if (typeof window.event != "undefined"){
                if (docwidth - event.clientX < 300){
                        xcoord = event.clientX + truebody().scrollLeft - xcoord - 286; // Move to the left side of the cursor
                } else {
                        xcoord += truebody().scrollLeft+event.clientX
                }
                if (docheight - event.clientY < (currentimageheight + 110)){
                        ycoord += event.clientY + truebody().scrollTop - Math.max(0,(110 + currentimageheight + event.clientY - docheight));
                } else {
                        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)

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

}