/***********************************************
 * CMotion Image Gallery- © Dynamic Drive DHTML code library (www.dynamicdrive.com)
 * Visit http://www.dynamicDrive.com for source code
 * Last updated Mar 15th, 04'. Added "End of Gallery" message.
 * This copyright notice must stay intact for legal use
 ***********************************************/

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.

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
var scrollspeed = 0
var movestate = ""

var actualwidth = ''
var cross_scroll, ns_scroll
var loadedyes = 0

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() {
    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 != "")
        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 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.lefttime) clearTimeout(lefttime)
    if (window.righttime) clearTimeout(righttime)
    movestate = ""
    //}
}

function fillup() {
    if (iedom) {
        crossmain = document.getElementById? document.getElementById("motioncontainer") : document.all.motioncontainer
        menuwidth=parseInt(crossmain.style.width)
//        menuwidth = 450;
        mainobjoffset = getposOffset(crossmain, "left")
        cross_scroll = document.getElementById? document.getElementById("motiongallery") : document.all.motiongallery
        //This doesn't work in FireFox?
        //actualwidth=document.all? cross_scroll.offsetWidth : document.getElementById("trueContainer").offsetWidth
        actualwidth = cross_scroll.offsetWidth
    }

    loadedyes = 1
    if (endofgallerymsg != "") {
        creatediv()
        positiondiv()
    }



    f_OtherOnLoad();
}

function ScrollGalleryLeft(toscroll)
{
    cross_scroll = document.getElementById(toscroll)
    actualwidth = cross_scroll.offsetWidth
    var dsocx = (window.pageXOffset)? pageXOffset: ietruebody().scrollLeft;
    var dsocy = (window.pageYOffset)? pageYOffset : ietruebody().scrollTop;

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

    scrollspeed = 2;
    //(.25 * rightbound)/((menuwidth-restarea)/2) * maxspeed;
    if (window.righttime) clearTimeout(righttime);
    if (movestate != "left") moveleft();
}


function ScrollGalleryRight(toscroll)
{
    cross_scroll = document.getElementById(toscroll)
    actualwidth = cross_scroll.offsetWidth
    var dsocx = (window.pageXOffset)? pageXOffset: ietruebody().scrollLeft;
    var dsocy = (window.pageYOffset)? pageYOffset : ietruebody().scrollTop;

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

    scrollspeed = 1.75;
    //(.25 * leftbound)/((menuwidth-restarea)/2) * maxspeed
    if (window.lefttime) clearTimeout(lefttime)
    if (movestate != "right") moveright()
}

function StopGallery(tostop)
{
    stopmotion(document.getElementById(tostop))
    showhidediv("hidden")
}


f_OtherOnLoad = (window.onload) ? window.onload :  new Function;
window.onload = function() {
    setTimeout("fillup()", 30)
};