/***********************************************
* 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=6;
 //2) Set top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var maxspeed=7;
 //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 : "700px" //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";
        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 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 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);
        }

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

function showPanorama(id, width, height, url) {
    var obj = document.getElementById("pano-container");
    if(obj != null) {
        var htmlText = "<object classid='clsid:D27CDB6E-AE6D-11cf-96B8-444553540000' " +
            "codebase='http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,28,0' " +
            "height='" + height + "' width='" + width + "' id='krpanoSWFObject' name='krpanoSWFObject'>" +
            "<param name='movie' value='" + url + "/krpano/krpano.swf'>" +
            "<param name='flashvars' value='pano=" + url + "/panoremotexml.php?id=" + id + "'>" +
            "<param name='allowFullScreen'  value='true'>" +
            "<embed src='" + url + "/krpano/krpano.swf' pluginspage='http://www.macromedia.com/go/" +
            "getflashplayer' height='" + height + "' width='" + width + "' allowFullScreen='true' " +
            "flashvars='pano=" + url + "/panoremotexml.php?id=" + id + "' />" +
            "</object>";
        obj.innerHTML = htmlText;        
    } 
}