/***********************************************
* CMotion Image Gallery- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* Visit http://www.dynamicDrive.com for source code
* Last updated Mar 15th, 04'. Added "End of Gallery" message.
* This copyright notice must stay intact for legal use
***********************************************/

var restarea = 6 //1) width of the "neutral" area in the center of the gallery in px
var maxspeed = 6 //2) top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var endofgallerymsg = "End of Gallery" //3) message to show at end of gallery. Enter "" to disable message.

function enlargeimage(path, optWidth, optHeight)
{ //function to enlarge image. Change as desired.
	var actualWidth = typeof optWidth != "undefined" ? optWidth : "600px" //set 600px to default width
	debug("actualWidth", actualWidth)
	var actualHeight = typeof optHeight != "undefined" ? optHeight : "500px" //set 500px to  default height
	var winattributes = "width=" + actualWidth + ",height=" + actualHeight + ",resizable=yes"
	window.open(path,"", winattributes)
}

////NO NEED TO EDIT BELOW THIS LINE////////////

var iedom = document.all || document.getElementById //contains all of the elements within the document.
var scrollspeed = 0
var movestate = ""
var actualwidth = ''
var cross_scroll, ns_scroll
var loadedyes = 0

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

//This for print status message in front-end. e.g endofgallerymsg
function creatediv()
{
	statusdiv = document.createElement("div")
	statusdiv.setAttribute("id","statusdiv")
	document.body.appendChild(statusdiv)
	statusdiv = document.getElementById("statusdiv")
	statusdiv.innerHTML = endofgallerymsg
}

function positiondiv()
{
	menuheight = parseInt(crossmain.offsetHeight)
	mainobjoffsetH = getposOffset(crossmain, "top")
	statusdiv.style.left = mainobjoffset + (menuwidth / 2) - (statusdiv.offsetWidth / 2) + "px"
	statusdiv.style.top = menuheight + mainobjoffsetH + "px"
}

function showhidediv(what)
{
	if (endofgallerymsg!="")
	statusdiv.style.visibility=what
}

function getposOffset(what, offsettype)
{
	var totaloffset = (offsettype == "left")? what.offsetLeft : what.offsetTop;
	var parentEl = what.offsetParent;
	while (parentEl != null)
	{
		totaloffset = (offsettype == "left")? totaloffset + parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
		parentEl = parentEl.offsetParent;
	}
	return totaloffset;
}

function moveleft()
{
	if (loadedyes)
	{
		movestate = "left"
		if (iedom && parseInt(cross_scroll.style.left) > (menuwidth-actualwidth))
		{
			cross_scroll.style.left = parseInt(cross_scroll.style.left) - scrollspeed + "px"
			showhidediv("hidden")
		}
	else
		showhidediv("visible")
	}
		lefttime = setTimeout("moveleft()",10)
}

function moveright()
{
	if (loadedyes)
	{
		movestate="right"
		if (iedom&&parseInt(cross_scroll.style.left) < 0)
		{
			cross_scroll.style.left = parseInt(cross_scroll.style.left) + scrollspeed+"px"
			showhidediv("hidden")
		}
		else
		showhidediv("visible")
	}
	righttime = setTimeout("moveright()",10)
}

function motionengine(e)
{
	var dsocx = (window.pageXOffset)? pageXOffset : ietruebody().scrollLeft;
	var dsocy = (window.pageYOffset)? pageYOffset : ietruebody().scrollTop;
	var curposy = window.event? event.clientX : e.clientX ? e.clientX : ""
	curposy -= mainobjoffset - dsocx
	var leftbound = (menuwidth - restarea) / 2
	var rightbound = (menuwidth + restarea) / 2
	if (curposy > rightbound)
	{
		scrollspeed = (curposy-rightbound) / ((menuwidth-restarea) / 2) * maxspeed
		if (window.righttime) clearTimeout(righttime)
		if (movestate!="left") moveleft()
	}
	else if (curposy<leftbound)
	{
		scrollspeed = (leftbound-curposy) / ((menuwidth-restarea) / 2) * maxspeed
		if (window.lefttime) clearTimeout(lefttime)
		if (movestate!="right") moveright()
	}
	else
	scrollspeed=0
}

function contains_ns6(a, b)
{
	while (b.parentNode)
	{
		if ((b = b.parentNode) == a)
		return true;
	}
	return false;
}

function stopmotion(e)
{
	if ((window.event&&!crossmain.contains(event.toElement)) || (e && e.currentTarget && e.currentTarget!= e.relatedTarget && !contains_ns6(e.currentTarget, e.relatedTarget)))
	{
		if (window.lefttime) clearTimeout(lefttime)
		if (window.righttime) clearTimeout(righttime)
		movestate=""
	}
}

//main function
function fillup()
{
	if (document.imageform)
	{
		//Restores all form elements to their default values.
		document.imageform.reset();
		
		if (iedom)
		{
			crossmain = document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer // Condition Operater (?)
			menuwidth = parseInt(crossmain.style.width);//Get the width of "motioncontainer"
			mainobjoffset = getposOffset(crossmain, "left")
			cross_scroll = document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery //Scroll for Gallery
			actualwidth = document.all? cross_scroll.offsetWidth : document.getElementById("trueContainer").offsetWidth //actual width of the Gallery
			
			crossmain.onmousemove = function(e)
			{
				motionengine(e)
			}

			crossmain.onmouseout = function(e)
			{
				stopmotion(e)
				showhidediv("hidden")
			}
		}
		
		loadedyes = 1
		
		if (endofgallerymsg != "")
		{
			creatediv()
			positiondiv()
		}
	}
}


//Display enlarged image
function showimg(i,t,s)
{

	document.getElementById("enlarged").src = i;
	//document.imageform.product_desc.value = t + s;
	
	document.getElementById("product_title").innerHTML = t; // for IE
	document.getElementById("product_title").textContent = t; // for the rest of the known world
	document.getElementById("product_desc").innerHTML = s; // for IE
	document.getElementById("product_desc").textContent = s; // for the rest of the known world
}

//run "fillup" immediately after the web page finishes loading
window.onload = fillup