function getRealLeft(el) {
    xPos = el.offsetLeft;
    tempEl = el.offsetParent;
    while (tempEl != null) {
        xPos += tempEl.offsetLeft;
        tempEl = tempEl.offsetParent;
    }
    return xPos;
}

function getRealTop(el) {
    yPos = el.offsetTop;
    tempEl = el.offsetParent;
    while (tempEl != null) {
        yPos += tempEl.offsetTop;
        tempEl = tempEl.offsetParent;
    }
    return yPos;
}

function moveObj(obj, vLeft, vTop)
{
	if (bTypeNs) {
		var pObj = (NN4) ? document[obj] : document.getElementById(obj).style;
	} else {
		var pObj = document.all[obj].style;
	}
	pObj.left = vLeft;
	pObj.top = vTop;
	pObj.visibility = VISIBLE;
}
function showObj(obj, vleft)
{
	if (bTypeNs) {
		var pObj = (NN4) ? document[obj] : document.getElementById(obj).style;
	} else {
		var pObj = document.all[obj].style;
	}
	pObj.left = vLeft;
	pObj.visibility = VISIBLE;
}

function showNavObj(obj, vleft)
{
	if (bTypeNs) {
		var pObj = (NN4) ? document[obj] : document.getElementById(obj).style;
	} else {
		var pObj = document.all[obj].style;
	}
	var vObj = document.getElementById('mainMarker');
	var posLeft = getRealLeft(vObj) - 390;
	pObj.left = parseInt(posLeft) + parseInt(vleft);
	pObj.top = 227;
	pObj.visibility = VISIBLE;
}

 
function hideObj(obj)
{
 if (bTypeNs) {
  var pObj = (NN4) ? document[obj] : document.getElementById(obj).style;
 } else {
  var pObj = document.all[obj].style;
 }
 pObj.visibility = HIDDEN;
}
// determine browser version
var bTypeNs = (navigator.appName=="Netscape" && parseInt(navigator.appVersion) >= 4);
var NN4 = false;
var NN6 = false;
var IE4 = false;
if (bTypeNs) {
 if (parseInt(navigator.appVersion) < 5) {
  NN4 = true;
 } else {
  NN6 = true;
 }
} else {IE4 = true;}
 
// determine platform
var isMac = navigator.appVersion.indexOf('Mac') > 0 ? 1 : 0 ;
 
// setup defaults
var HIDDEN = (NN4) ? 'hide' : 'hidden';
var VISIBLE = (NN4) ? 'show' : 'visible';
var navVersion = parseInt(navigator.appVersion);

var popUpWin=0;