/*
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 = 200;	// 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 showbuttonstrail(htmlcode,height){
	if (height > 0){
		currentimageheight = height;
	}

	document.onmousemove=followmouse;
    
	newHTML = htmlcode;

	gettrailobjnostyle().innerHTML = newHTML;
	
}

function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }


function showtrail(imageURL,brand,productname,description,ratingaverage,price,height){
	if (height > 0){
		currentimageheight = height;
	}

	document.onmousemove=followmouse;

	rating = '';

    if(IsNumeric(ratingaverage))
        rating = rating + '<img src="images/ratings/' + ratingaverage + 'outof5.gif">';
    else
        rating = rating + '<br /><em>This product has not been rated.</em>';
    
	newHTML = '<div style="padding: 5px; background-color:white; border: 1px solid #790000;font-size:12px;text-align:left;color:#333333">';
	newHTML = newHTML + '<table cellpadding=0 cellspacing=3><tr><td rowspan="7"><img src="' + imageURL + '" style=\'width:200px;border:0px solid #BF1616\'></td></tr>';
//	newHTML = newHTML + '<tr><td><img src=\'/Images/detailtileheaderstrip.png\' /></td></tr>';
	newHTML = newHTML + '<tr><td><span style=\'font-size:16px;font-weight:bold;\'>' + brand + '</span></td></tr>';
	newHTML = newHTML + '<tr><td><span style=\'font-size:14px;font-weight:bold;font-style:italic;text-align:left;\'>' + productname + '</span></td></tr>';
	newHTML = newHTML + '<tr><td><span style=\'font-weight:bold\'>Price : ' + price + '</span></td></tr>';
	//newHTML = newHTML + '<tr><td>Customer Rating: ' + rating + '</td></tr>';
	newHTML = newHTML + '<tr><td>' + description + '</td></tr>';
	newHTML = newHTML + '<tr><td style=\'text-align:center;\'><span ><img src=\'images/clicktobuy.gif  \'></span></td></tr>';
	newHTML += "</table>";

	newHTML = newHTML + '</div>';
	gettrailobjnostyle().innerHTML = newHTML;
	gettrailobj().display="inline";
}

function showtrailBatch(imagename,title,filetype){
	document.onmousemove=followmouseBatch;

	cameraHTML = '';

	newHTML = '<div style="padding: 5px; background-color: #FFF; border: 1px solid #888;" id="trailInnerDiv">';
	newHTML = newHTML + '<h2>' + title + '</h2>';

	newHTML = newHTML + '<div align="center" style="padding: 8px 2px 2px 2px;">';
	if(filetype == 8) { // Video
		newHTML = newHTML +	'<object width="380" height="285" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,0,0">';
		newHTML = newHTML + '<param name="movie" value="video_loupe.swf">';
		newHTML = newHTML + '<param name="quality" value="best">';
		newHTML = newHTML + '<param name="loop" value="true">';

		newHTML = newHTML + '<param name="FlashVars" value="videoLocation=' + imagename + '">';
		newHTML = newHTML + '<EMBED SRC="video_loupe.swf" LOOP="true" QUALITY="best" FlashVars="videoLocation=' + imagename + '" WIDTH="380" HEIGHT="285">';
		newHTML = newHTML + '</object></div>';
	} else {
		newHTML = newHTML + '<img src="' + imagename + '" border="0"></div>';
	}

	newHTML = newHTML + '</div>';
	gettrailobjnostyle().innerHTML = newHTML;
	gettrailobj().display="inline";
	gettrailobj().position="absolute";
	currentimageheight = $('trailInnerDiv').offsetHeight;
	
}

function hidetrail(){
	gettrailobj().innerHTML = " ";
	gettrailobj().display="none"
	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(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 < 420){//increasing to 420 means that when the cursor is 420px from the edge of the screen the popup will flip to the left
			xcoord = e.pageX - xcoord - 400; // Move to the left side of the cursor
		} else {
			xcoord += e.pageX;
		}
		if (docheight - e.pageY < (currentimageheight + 150)){//increasing to 150 means that when the cursor is 150px from the edge of the screen the popup will flip to above the cursor
			ycoord += e.pageY - Math.max(0,(150 + currentimageheight + e.pageY - docheight - truebody().scrollTop));
		} else {
			ycoord += e.pageY;
		}

	} else if (typeof window.event != "undefined"){
		if (docwidth - event.clientX < 420){//increasing to 420 means that when the cursor is 420px from the edge of the screen the popup will flip to the left
			xcoord = event.clientX + truebody().scrollLeft - xcoord - 400; // Move to the left side of the cursor
		} else {
			xcoord += truebody().scrollLeft+event.clientX
		}
		if (docheight - event.clientY < (currentimageheight + 150)){//increasing to 150 means that when the cursor is 150px from the edge of the screen the popup will flip to above the cursor
			ycoord += event.clientY + truebody().scrollTop - Math.max(0,(150 + currentimageheight + event.clientY - docheight));
		} else {
			ycoord += truebody().scrollTop + event.clientY;
		}
	}

	if(ycoord < 0) { ycoord = ycoord*-1; }
	
	gettrailobj().left=xcoord+"px"
	gettrailobj().top=ycoord+"px"
	gettrailobj().visibility="visible";
    gettrailobj().display="inline";
}

function followmouseBatch(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(window.innerHeight)

	var trailInnerDiv = $('trailInnerDiv');
	var currentimageheight = trailInnerDiv.offsetHeight;
	var currentimagewidth = trailInnerDiv.offsetWidth;

	scrollPos = Position.realOffset(truebody());
	
	if (typeof e != "undefined"){
		if (docwidth - e.pageX < 380){
			xcoord = e.pageX - xcoord - 400; // Move to the left side of the cursor
		} else {
			xcoord += e.pageX;
		}
		if ((e.pageY - scrollPos[1]) + currentimageheight > docheight){
			ycoord = -ycoord + (e.pageY - currentimageheight);
		} else {
			ycoord += e.pageY;
		}
	} else if (typeof window.event != "undefined"){
		if (event.clientX + currentimagewidth > docwidth){
			xcoord = -xcoord + ((event.clientX + scrollPos[0]) - currentimagewidth); // Move to the left side of the cursor
		} else {
			xcoord += (event.clientX + scrollPos[0]);
		}
		if (event.clientY + currentimageheight > docheight){
			ycoord = -ycoord + ((event.clientY + scrollPos[1]) - currentimageheight);
		} else {
			ycoord += (event.clientY + scrollPos[1]);
		}
	}

	if(ycoord < 0) { ycoord = ycoord*-1; }

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

}