// Copyright (c) 2006 Industrial Video & Control Co. LLC.  All rights reserved.
// Get object position from an event (events like click, mouseover, mousemove and etc)
function getObjectPos(oObj, oEvent) {
    var mousePos = getMousePos(oEvent);
    var mousePosX = mousePos[0];
    var mousePosY = mousePos[1];
    
    var eventObjPos = getEventObjPos(oObj);
    var eventObjPosX = eventObjPos[0];
    var eventObjPosY = eventObjPos[1];
    
    var scrollPos = getScrollPos();
    var scrollPosX = scrollPos[0];
    var scrollPosY = scrollPos[1];
    
    var left = mousePosX - eventObjPosX + scrollPosX;
    var top = mousePosY - eventObjPosY + scrollPosY;

    return [left, top];
}
function getScrollPos() {
    var sx = 0;
    var sy = 0;
    if (document.all) {
        var height = document.documentElement.clientHeight;
        sx = document.documentElement.scrollLeft;
        sy = document.documentElement.scrollTop;
        if (height == 0) {
            sx = document.body.scrollLeft;
            sy = document.body.scrollTop;
        }
    }
    return [sx, sy];
}
function getMousePos(event) {
    var posX = null;
    var posY = null;
    
    if (!event)
        var event = window.event;
    if (document.all) {
        posX = event.clientX;
        posY =event.clientY;
    }
    else {
        posX = event.pageX;
        posY = event.pageY;
    }
    return [posX, posY];
}
function getEventObjPos(eventObj) {
    var objLeft = eventObj.offsetLeft;
    var objTop = eventObj.offsetTop;
    while(eventObj.offsetParent != null) {
        eventObjParent = eventObj.offsetParent;
        objLeft += eventObjParent.offsetLeft;
        objTop += eventObjParent.offsetTop;
        eventObj = eventObjParent;
    }
    return [objLeft, objTop];
}
// Get cursor name cross-browser
function getHandCursorName() {
    return (navigator.appName == "Netscape") ? "pointer" : "hand";
}
function getDefaultCursorName() {
    return "default";
}