/*****************************************************************************
Retrieve image x,y
*****************************************************************************/

window.onerror = null;
var bName = navigator.appName;
var bVer = parseInt(navigator.appVersion);
var NS4 = (bName == "Netscape" && bVer >= 4);
var IE4 = (bName == "Microsoft Internet Explorer" && bVer >= 4);
var NS3 = (bName == "Netscape" && bVer < 4);
var IE3 = (bName == "Microsoft Internet Explorer" && bVer < 4);

function getImage(name) {
  if (NS4) { return findImage(name, document); }
  if (IE4) return eval('document.all.' + name); return null;
}

function getImage(name) {
  if (NS4) {
    return findImage(name, document);
  }
  if (IE4)
    return eval('document.all.' + name);
  return null;
}

function getImagePageLeft(img) {
  var x, obj;
  if (NS4) {
    if (img.container != null)
      return img.container.pageX + img.x;
    else
      return img.x;
  }
  if (IE4) {
    x = 0;
    obj = img;
    while (obj.offsetParent != null) {
      x += obj.offsetLeft;
      obj = obj.offsetParent;
    }
    x += obj.offsetLeft;
    return x;
  }
  return -1;
}

function getImagePageTop(img) {
  var y, obj;
  if (NS4) {
    if (img.container != null)
      return img.container.pageY + img.y;
    else
      return img.y;
  }
  if (IE4) {
    y = 0;
    obj = img;
    while (obj.offsetParent != null) {
      y += obj.offsetTop;
      obj = obj.offsetParent;
    }
    y += obj.offsetTop;
    return y;
  }
  return -1;
}