/***********************************************
* CMotion Image Gallery II- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
* Visit http://www.dynamicDrive.com for source code
* Modified by jscheuer1 for vertical orientation, at http://www.dynamicDrive.com/forums
***********************************************/

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.


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

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

var actualheight='';
var cross_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)>(menu_height-actualheight)){
			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=(menu_height-restarea)/2
	var rightbound=(menu_height+restarea)/2
	if (curposy>rightbound){
		scrollspeed=(curposy-rightbound)/((menu_height-restarea)/2) * maxspeed
		if (window.downtime) clearTimeout(downtime)
		if (movestate!="up") moveup()
	}
	else if (curposy<leftbound){
		scrollspeed=(leftbound-curposy)/((menu_height-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.downtime) clearTimeout(downtime)
	if (window.uptime) clearTimeout(uptime)
	movestate=""
	}
}

function fillup(){
	if (iedom){
		crossmain=document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer
		menu_height=parseInt(crossmain.style.height)
		mainobjoffset=getposOffset(crossmain, "top")
		cross_scroll=document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery
		actualheight=cross_scroll.offsetHeight
		crossmain.onmousemove=function(e){
			motionengine(e)
		}

		crossmain.onmouseout=function(e){
			stopmotion(e)
		}
	}
	if (window.opera){
		cross_scroll.style.top=menu_height-actualheight+'px'
		setTimeout('cross_scroll.style.top=0', 10)
	}
	loadedyes=1
}

/*-----------------Start Scroll to ankor--------------------*/
function init(){
        if(document.getElementById){
			var allDivs = document.getElementsByTagName('div');
        	obj = document.getElementById("motiongallery");
			obj.style.top = "0";
        }
}
function moveDown(newpos){
		posdiv = obj.style.top;
		pos = newpos;
		obj.style.top = parseInt(obj.style.top) + 45 + "px";
		if(parseInt(obj.style.top) >= pos){
			clearInterval(initMove);
			obj.style.top = pos + "px";
		}
}
function moveUp(newpos){
		posdiv = obj.style.top;
		pos = newpos;
		obj.style.top = parseInt(obj.style.top) - 45 + "px";
		if(parseInt(obj.style.top) <= pos){
			clearInterval(initMove);
			obj.style.top = pos + "px";
		}
}
function moveDiv(destlink){
		poslink = -document.getElementById(destlink).offsetTop;
		posdiv = parseInt(obj.style.top);
		if(posdiv < poslink){
            newpos = poslink;
			initMove = setInterval("moveDown('" + newpos + "')",30);
			}
		if (posdiv > poslink) {
			newpos = poslink;
			initMove = setInterval("moveUp('" + newpos + "')",30);
			}

}
function start(){ 
	init();
	//fillup();	
}
window.onload = start;