function displayMenu(name,px,py) {
  var imgPosition = imgXY('marker');
  showPanel(name, imgPosition.x+px, imgPosition.y+py);
}

function imgXY(imgID) {
  var XY = new Object();
  var imgObj = document.images[imgID];
  if (document.layers) {
        XY.x = eval(imgObj).x;
        XY.y = eval(imgObj).y;
  } else {
        var x,y, tempEl;
        x = eval(imgObj).offsetLeft;
        y = eval(imgObj).offsetTop;
        tempEl = eval(imgObj).offsetParent;
          while (tempEl != null) {
                  x += tempEl.offsetLeft;
                y += tempEl.offsetTop;
                  tempEl = tempEl.offsetParent;
          }
        XY.x = x;
        XY.y = y;
  }
  return XY;
}