/***********************************************
* Vertical scrolling thubmnail list based on the CMotion
* Image Gallery ( see notice below )
* Modified by Andrew Zarudnev, 2005
* http://www.FirmTools.com
************************************************/

/***********************************************
* CMotion Image Gallery- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* Visit http://www.dynamicDrive.com for source code
* This copyright notice must stay intact for legal use
***********************************************/

var restarea=8; //width of the "neutral" area in the center of the gallery in px
var maxspeed=20; //top scroll speed in pixels. Script auto creates a range from 0 to top speed.

function enlargeimage(path)
{
	//function to enlarge image. Change as desired.
	_main.location = path;
}

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

var iedom=document.all||document.getElementById
var scrollspeed=0
var movestate=""

if (iedom)
document.write('<span id="temp" style="visibility:hidden;position:absolute;top:-10000;left:-100;"></span>')

var actualwidth=''
var cross_scroll, ns_scroll
var loadedyes=0

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

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 moveup(){
if (loadedyes){
movestate="up"
if (iedom&&parseInt(cross_scroll.style.top)>(menuwidth-actualwidth))
cross_scroll.style.top=parseInt(cross_scroll.style.top)-scrollspeed+"px"
}
uptime=setTimeout("moveup()",10)
}

function movedown(){
if (loadedyes){
movestate="down"
if (iedom&&parseInt(cross_scroll.style.top)<0)
cross_scroll.style.top=parseInt(cross_scroll.style.top)+scrollspeed+"px"
}
downtime=setTimeout("movedown()",10)
}

function motionengine(e){
var dsocx=(window.pageXOffset)? pageXOffset: ietruebody().scrollLeft;
var dsocy=(window.pageYOffset)? pageYOffset : ietruebody().scrollTop;
var curposy=window.event? event.clientY : e.clientY? e.clientY: ""
curposy-=mainobjoffset-dsocy
var leftbound=(menuwidth-restarea)/2
var rightbound=(menuwidth+restarea)/2
if (curposy>rightbound){
scrollspeed=(curposy-rightbound)/((menuwidth-restarea)/2) * maxspeed
if (window.downtime) clearTimeout(downtime)
if (movestate!="up") moveup()
}
else if (curposy<leftbound){
scrollspeed=(leftbound-curposy)/((menuwidth-restarea)/2) * maxspeed
if (window.uptime) clearTimeout(uptime)
if (movestate!="down") movedown()
}
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.uptime) clearTimeout(uptime)
if (window.downtime) clearTimeout(downtime)
movestate=""
}
}

function fillup(){
if (iedom){
crossmain=document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer
menuwidth=parseInt(crossmain.style.height)
mainobjoffset=getposOffset(crossmain, "top")
cross_scroll=document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery
document.getElementById("temp").innerHTML=cross_scroll.innerHTML //NEW stuff
actualwidth=document.all? cross_scroll.offsetHeight : document.getElementById("temp").offsetHeight
if (!window.opera) document.getElementById("temp").style.display="none"

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

crossmain.onmouseout=function(e){
stopmotion(e)
}
}
loadedyes=1
}
window.onload=fillup