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

 //1) Set width of the "neutral" area in the center of the gallery.
var restarea=550;
 //2) Set top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var maxspeed=10;
 //3) Set to maximum width for gallery - must be less than the actual length of the image train.
var maxwidth=910;
 //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='';

var actualwidth=0;

var myInterval;

function enlargeimage(path, optWidth, optHeight){ //function to enlarge image. Change as desired.
var actualWidth=typeof optWidth!="undefined" ? optWidth : "910px" //set 600px to default width
var actualHeight=typeof optHeight!="undefined" ? optHeight : "160px" //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";
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()",1);
}

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()",1);
}

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-restarea)/2;
var rightbound=(menuwidth+restarea)/2;
if (curposy>rightbound){
scrollspeed=(curposy-rightbound)/((menuwidth-restarea)/2) * maxspeed;
clearTimeout(righttime);
if (movestate!="left") moveleft();
}
else if (curposy<leftbound){
scrollspeed=(leftbound-curposy)/((menuwidth-restarea)/2) * 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 getWidth(){
	testwidth=$("#trueContainer").attr('offsetWidth');
	if(testwidth!=0){
		fillup();
		clearInterval(myInterval);
	}
}

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=$("#trueContainer").attr('offsetWidth');
		
		if (startpos){
			cross_scroll.style.left=(menuwidth-actualwidth)/startpos+'px';
		}
		
		crossmain.onmousemove=function(e){
			motionengine(e);
		}
		
		crossmain.onmouseout=function(e){
			stopmotion(e);
			showhidediv("hidden");
		}
	}
	
	loadedyes=1;
	
	if (endofgallerymsg!=""){
		creatediv();
		positiondiv();
	}
	
	if (document.body.filters){
		onresize();
	}
	Swapper('57');

}

	
//window.onload=fillup;
$(document).ready( function()
	{
		setActivePage('Gallery');
		//preload($myArray);
		$('#p2').hide();
		$("#p2 .pImg").css({'border-style':'solid', 'border-width': '1px'});	
		// set visibility
		//set position
		repose("#p1");
		repose("#p2");
		
		//$('#p1').hide();
		//fillup();
		myInterval=setInterval("getWidth()",1000);
		
	});

function repose(panel)
{
	$(panel).css("left",0);
	var newpanelpos=(1004-$(panel).width())/2+"px";
	$(panel).css("left",newpanelpos);
}

function Swapper(id)
{
	//always start with foreground opacity at 0 and old image in back
	// on click - disable the gallery browser
	//assign new source to foreground image
	var objId="#galobj_"+id;
	var newImg=$(objId).attr('source');
	var newTitle=$(objId).attr('title');
	var newDesc=$(objId).html();
	var newTxt="<h1>"+newTitle+"</h1>"+newDesc;
	$('#p2 img').load(function(){
					$('#p2 .pTxt').html(newTxt);
					repose("#p2");
					$('#p2').fadeIn(500,moveback);
					$('#p1').fadeOut(500,moveback);
				});
	
	$('#p2 img').attr({src:newImg});
	
	//fade out old background image and fade in new foreground image
	
	//on fade complete
	// 
	
	
}

function moveback()
{
	if( $('#p2').css("display")=="block" && $('#p1').css("display")=="none" ) return;
		// set background source to new image
		var stuff=$('#p2').html();
		$('#p1').html(stuff);
		// reposition bg
		repose('#p1');
		$('#p1').show();
		$('#p2').hide();
	
}

function preload()
{
	
}

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;
}