var selectedObj = null;
var offsetX, offsetY;

function dragDiv(event) {
    if (window.event) event = window.event;
    if (selectedObj) {
    	if (document.all) {
            selectedObj.pixelLeft = event.clientX - offsetX;
            selectedObj.pixelTop = event.clientY - offsetY;
        } else {
            selectedObj.left = event.clientX - offsetX;
            selectedObj.top = event.clientY - offsetY;
        }
        return false;
    }
}

function releaseDiv() {
    if (selectedObj) {
        selectedObj.zIndex = 1;
        selectedObj = null;
    }
}
function engageDiv(id,event) {
    if (document.getElementById) {
        var obj = document.getElementById(id);
        if (obj.style) {
            selectedObj = obj.style;
            selectedObj.zIndex = 2;
            if (document.all) {
                offsetX = event.clientX - selectedObj.pixelLeft;
                offsetY = event.clientY - selectedObj.pixelTop;
            } else {
                offsetX = event.clientX - parseInt(selectedObj.left,10);
                offsetY = event.clientY - parseInt(selectedObj.top,10);
            }
            return false;
        }
    }
}

function closeDiv(id) {
    if (document.getElementById) {
        var obj = document.getElementById(id);
        if (obj.style) {
            selectedObj = obj.style;
            selectedObj.display = "none";
            selectedObj = null;
            return false;
        }
    } else if (document.layers) {
        document.layers[id].visibility = "hide";
        return false;
    }
}

document.onmousemove = dragDiv;
document.onmouseup = releaseDiv;

function imageRotate()  {
    
    document.getElementById(objectNameId).src = imagesList[imageIndex];
    document.getElementById(objectNameIdBottom).src = imageListBottom[imageIndexBottom];

    imageIndex++;
    if (imagesList.length == imageIndex) {
        imageIndex = 0;
    }

    imageIndexBottom++;
    if (imageListBottom.length == imageIndexBottom) {
        imageIndexBottom = 0;
    }

    window.setTimeout('imageRotate()', 5000);       
}