/***********************************************
* 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=7 //2) top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var endofgallerymsg="" //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
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

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
}

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=""
	}
}

function fillup()
{
	if (iedom)
	{
		crossmain=document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer
		menuwidth=parseInt(crossmain.style.width)
		mainobjoffset=getposOffset(crossmain, "left")
		cross_scroll=document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery
		actualwidth=document.all? cross_scroll.offsetWidth : document.getElementById("trueContainer").offsetWidth

		crossmain.onmousemove=function(e)
		{
			motionengine(e)
		}

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