/***********************************************
 * 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>';
var displayWaitMessage = false;
var previewImage = false;
function showPreview(newSrc,imageCaption)
{
    if(!previewImage){
        var images = document.getElementById('previewPane').getElementsByTagName('IMG');
        if(images.length>0){
            previewImage = images[0];
        }else{
            previewImage = document.createElement('IMG');
            document.getElementById('previewPane').appendChild(previewImage);	
        }
			
			
    }
    if(displayWaitMessage){
        document.getElementById('waitMessage').style.display='inline';
    }
    //document.getElementById('largeImageCaption').style.display='none';
    previewImage.onload = function() { hideWaitMessageAndShowCaption(imageCaption); };				
    previewImage.src = newSrc;
		
}
function hideWaitMessageAndShowCaption(imageCaption)
{
    //document.getElementById('waitMessage').style.display='none';	
    //document.getElementById('largeImageCaption').innerHTML = imageCaption;
    //document.getElementById('largeImageCaption').style.display='block';	
}	
////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';
        
    document.getElementById('arrow_left_image').onmousemove = function(e){
                if(this.src.indexOf('over')<0)this.src = this.src.replace('.gif','-over.gif');
            motionengine(e);
        };
    document.getElementById('arrow_left_image').onmouseout = function(e){
            stopmotion(e);
            showhidediv("hidden");
            this.src = this.src.replace('-over','');
        };
		
    document.getElementById('arrow_right_image').onmousemove = function(e){
                if(this.src.indexOf('over')<0)this.src = this.src.replace('.gif','-over.gif');
            motionengine(e);
        };
    document.getElementById('arrow_right_image').onmouseout = function(e){
            stopmotion(e);
            showhidediv("hidden");
            this.src = this.src.replace('-over','');
        };
        /*
        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;
}