//1) width of the "neutral" area in the center of the gallery in px
var restarea = 6
//2) top scroll speed in pixels. Script auto creates a range from 0 to top speed.
var maxspeed = 7
var endofgallerymsg = ""

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)
}

var iedom = document.all || document.getElementById
var scrollspeed = 0
var movestate = ""
var movestate_2 = ""

var actualwidth = ''
var cross_scroll, ns_scroll
var cross_scroll_2, ns_scroll_2
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 moveleft_2() {
    if (loadedyes) {
        movestate_2 = "left"
        if (iedom && parseInt(cross_scroll_2.style.left) > (menuwidth_2 - actualwidth_2)) {
            cross_scroll_2.style.left = parseInt(cross_scroll_2.style.left) - scrollspeed + "px"
            showhidediv("hidden")
        }
        else showhidediv("visible")
    }
    lefttime_2 = setTimeout("moveleft_2()", 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 moveright_2() {
    if (loadedyes) {
        movestate_2 = "right"
        if (iedom && parseInt(cross_scroll_2.style.left) < 0) {
            cross_scroll_2.style.left = parseInt(cross_scroll_2.style.left) + scrollspeed + "px"
            showhidediv("hidden")
        }
        else showhidediv("visible")
    }
    righttime_2 = setTimeout("moveright_2()", 10)
}

function motionengine(e) {
    var dsocx = (window.pageXOffset) ? pageXOffset : ietruebody().scrollLeft;
    var dsocy = (window.pageYOffset) ? pageYOffset : ietruebody().scrollTop;
    var 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
        if (window.righttime) clearTimeout(righttime)
		if (movestate != "left")
			moveleft();
    }
    else if (curposy < leftbound) {
        scrollspeed = (leftbound - curposy) / ((menuwidth - restarea) / 2) * maxspeed
        if (window.lefttime) clearTimeout(lefttime)
		if (movestate != "right")
			moveright();
    }
    else scrollspeed = 0
}

function motionengine_2(e) {
    var dsocx = (window.pageXOffset) ? pageXOffset : ietruebody().scrollLeft;
    var dsocy = (window.pageYOffset) ? pageYOffset : ietruebody().scrollTop;
    var curposy = window.event ? event.clientX : e.clientX ? e.clientX : ""
    curposy -= mainobjoffset_2 - dsocx
    var leftbound_2 = (menuwidth_2 - restarea) / 2
    var rightbound_2 = (menuwidth_2 + restarea) / 2
    if (curposy > rightbound_2) {
        scrollspeed = (curposy - rightbound_2) / ((menuwidth_2 - restarea) / 2) * maxspeed
        if (window.righttime_2) clearTimeout(righttime_2)
		if (movestate_2 != "left")
			moveleft_2();
    }
    else if (curposy < leftbound_2) {
        scrollspeed = (leftbound_2 - curposy) / ((menuwidth_2 - restarea) / 2) * maxspeed
        if (window.lefttime_2) clearTimeout(lefttime_2)
		if (movestate_2 != "right")
			moveright_2();
    }
    else scrollspeed = 0
}

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 stopmotion_2(e) {
    if ((window.event && !crossmain_2.contains(event.toElement)) || (e && e.currentTarget && e.currentTarget != e.relatedTarget && !contains_ns6(e.currentTarget, e.relatedTarget))) {
        if (window.lefttime_2)
			clearTimeout(lefttime_2)
		if (window.righttime_2)
			clearTimeout(righttime_2)
		movestate_2 = ""
    }
}

function fillup() {
    if (iedom) {
        crossmain = document.getElementById("motioncontainer");
        menuwidth = parseInt(crossmain.style.width);
        mainobjoffset = getposOffset(crossmain, "left");
        cross_scroll = document.getElementById("motiongallery");
        actualwidth = document.getElementById("trueContainer").offsetWidth;

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

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

function fillup_2() {
    if (iedom) {
        crossmain_2 = document.getElementById("motioncontainer_2")
        menuwidth_2 = parseInt(crossmain_2.style.width)
        mainobjoffset_2 = getposOffset(crossmain_2, "left")
        cross_scroll_2 = document.getElementById("motiongallery_2")
        actualwidth_2 = document.getElementById("trueContainer_2").offsetWidth

        crossmain_2.onmousemove = function (e) {
            motionengine_2(e)
        }

        crossmain_2.onmouseout = function (e) {
            stopmotion_2(e)
            showhidediv("hidden")
        }
    }
    loadedyes = 1
    if (endofgallerymsg != "") {
        creatediv()
        positiondiv()
    }
}