/***********************************************
* 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
* Modified for autowidth and optional starting positions in
* http://www.dynamicdrive.com/forums/showthread.php?t=11839 by jschuer1 8/5/06
***********************************************/
/************************ 06/05/2009 Version1 Slide start when Mouse over stop ***********************   18/05/2009 Version2 Slide start when click bullet 
								click <| move left click |> move right */

 //1) Set width of the "neutral" area in the center of the gallery.
var restarea=6; 
 //2) Set top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var maxspeed=1;
var topmaxspeed=20;
var chpos=290;
 //3) Set to maximum width for gallery - must be less than the actual length of the image train.
var maxwidth=1000;
 //4) Set to 1 for left start, 0 for right, 2 for center.
var startpos=0;
 //5) Set message to show at end of gallery. Enter "" to disable message.
var endofgallerymsg='<span style="font-size: 11px;">End of Gallery</span>';


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, scrollspeed=0, movestate='', actualwidth='', cross_scroll, ns_scroll, statusdiv, loadedyes=0, lefttime, righttime;

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(){
var mainobjoffset=getposOffset(crossmain, "left"),
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!="") {
positiondiv();
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";
//alert(cross_scroll.style.left);

if (iedom&&parseInt(cross_scroll.style.left)>(menuwidth-actualwidth)+300){
cross_scroll.style.left=parseInt(cross_scroll.style.left)-scrollspeed+"px";
showhidediv("hidden");
}
else
showhidediv("visible");

}

//if (parseInt(menuwidth) == 0 || parseInt(cross_scroll.style.left)>(menuwidth-actualwidth) ) //"cross_scroll.style.left  
	//{
		//mainobjoffset+(menuwidth/2)
	lefttime=setTimeout("moveleft()",30);
	
	//}
//else
	//{
	
	//clearTimeout(lefttime);
	//if (movestate!="right") righttime=setTimeout("moveright()", 2500);
	//}
}

function moveright(){
if (loadedyes){
movestate="right";
if (iedom&&parseInt(cross_scroll.style.left)<0&&parseInt(cross_scroll.style.left)+scrollspeed <0){
cross_scroll.style.left=parseInt(cross_scroll.style.left)+scrollspeed+"px";
showhidediv("hidden");
}
else
showhidediv("visible");
//lefttime=setTimeout("moveleft()",120);

}

//if (parseInt(menuwidth) == 0 || parseInt(cross_scroll.style.left)<0 ) 
//	{
	righttime=setTimeout("moveright()",30);
//	}
//else
//	{
//	clearTimeout(righttime);
//	if (movestate!="left") lefttime=setTimeout("moveleft()", 2500);
//	}

}

/////****************************************

function motionmax(e){
var mainobjoffset=getposOffset(crossmain, "left"),
dsocx=(window.pageXOffset)? pageXOffset: ietruebody().scrollLeft,
dsocy=(window.pageYOffset)? pageYOffset : ietruebody().scrollTop,
curposy=window.event? event.clientX : e.clientX? e.clientX: "";
curposy-=mainobjoffset-dsocx;

//var leftbound=menuwidth/2;
//var rightbound=menuwidth/2;
var leftbound=(menuwidth-restarea)/2;
var rightbound=(menuwidth+restarea)/2;

if (curposy<chpos){ //if (curposy>chpos) <click next move left  change to click next move right{
scrollspeed=topmaxspeed;
clearTimeout(righttime);
if (movestate!="left") moveleft();
}
else if (curposy>chpos) { //else if (curposy<chpos) <click prev move right change to click prev move left{

scrollspeed=topmaxspeed;
clearTimeout(lefttime);
if (movestate!="right") moveright();
}
else
scrollspeed=0;
}
/////****************************************

function motionengine(e){
var mainobjoffset=getposOffset(crossmain, "left"),
dsocx=(window.pageXOffset)? pageXOffset: ietruebody().scrollLeft,
dsocy=(window.pageYOffset)? pageYOffset : ietruebody().scrollTop,
curposy=window.event? event.clientX : e.clientX? e.clientX: "";
curposy-=mainobjoffset-dsocx;
//var leftbound=menuwidth/2;
//var rightbound=menuwidth/2;

var leftbound=(menuwidth-restarea)/2;
var rightbound=(menuwidth+restarea)/2;

//alert("curposy>" + curposy);
//alert("rightbound>" + rightbound);
//alert("leftbound>" + leftbound);

if (curposy<chpos){  //if  (curposy>chpos){	
//if (curposy>rightbound){
//scrollspeed=(curposy-rightbound)/((menuwidth-restarea)/2) * maxspeed;	
scrollspeed=maxspeed ;
clearTimeout(righttime);
if (movestate!="left") moveleft();
}
else if (curposy>chpos) {  //else if  (curposy<chpos){

//else if (curposy<leftbound){
//scrollspeed=(leftbound-curposy)/((menuwidth-restarea)/2) * maxspeed;	
scrollspeed=maxspeed  ;
clearTimeout(lefttime);
if (movestate!="right") moveright();
}
else
scrollspeed=0;
}

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

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

function fillup(){
if (iedom){
crossmain=document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer;
if(typeof crossmain.style.maxWidth!=='undefined')
crossmain.style.maxWidth=maxwidth+'px';
menuwidth=crossmain.offsetWidth;
cross_scroll=document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery;
actualwidth=document.getElementById? document.getElementById("trueContainer").offsetWidth : document.all['trueContainer'].offsetWidth;
if (startpos)

cross_scroll.style.left=(menuwidth-actualwidth)/startpos+'px';

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

crossmain.onmousedown=function(e){
motionmax(e);
}
//crossmain.ondblclick=function(e){
//stopmotion(e);
//}

//crossmain.onclick=function(e){
//stopmotion(e);
//}
crossmain.onmouseout=function(e){
stopmotion(e);
//motionengine(e);  "14/05/2009
showhidediv("hidden");
}
}
loadedyes=1
if (endofgallerymsg!=""){
creatediv();
positiondiv();
//motionengine(crossmain);  "14/05/2009

}
if (document.body.filters)
onresize()
}

window.onload=fillup;

onresize=function(){
if (typeof motioncontainer!=='undefined'&&motioncontainer.filters){
motioncontainer.style.width="0";
motioncontainer.style.width="";
motioncontainer.style.width=Math.min(motioncontainer.offsetWidth, maxwidth)+'px';
}
menuwidth=crossmain.offsetWidth;
cross_scroll.style.left=startpos? (menuwidth-actualwidth)/startpos+'px' : 0;
}