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);
 var menuActive = 0
 var menuOn = 0
 var onLayer
 var timeOn = null // LAYER SWITCHING CODE

if (NS4 || IE4) {
	if (navigator.appName == "Netscape"){
		layerStyleRef="layer.";
		layerRef="document.getElementById";
		styleSwitch=".style";
		layerVis="visible";
		layerHid="hidden";
	} else {
		layerStyleRef="layer.style.";
		layerRef="document.all";
		styleSwitch=".style";
		layerVis="visible";
		layerHid="hidden";
	}
}


function showTipBox(layerName,imgName){
 img = getImage(imgName);
 TipBoxTop = getImagePageTop(img); // TIP BOX TOP POSITION
 TipBoxLeft =  getImagePageLeft(img); // TIP BOX LEFT POSITION

	if (NS4 || IE4) {
		
		if (timeOn != null) {
			clearTimeout(timeOn)
			hideLayer(onLayer)
		}
		onLayer = layerName
		if (NS4 || IE4) {
			
			//document.getElementById("Delete").style.visibility = "visible";
			//alert (document.getElementById("Delete").style.visibility);
			//document.getElementById("Delete").style.top = "show";
			//alert(layerRef+'("'+layerName+'")'+styleSwitch+'.visibility="'+layerVis+'"');
			eval(layerRef+'("'+layerName+'")'+styleSwitch+'.visibility="'+layerVis+'"');
			//alert (layerName);
			eval(layerRef+'("'+layerName+'")'+styleSwitch+'.top="'+TipBoxTop+'"');
			eval(layerRef+'("'+layerName+'")'+styleSwitch+'.left="'+TipBoxLeft+'"');
		}
		onLayer = layerName
	}
}


// HIDE MENU
function hideLayer(layerName){
	if (menuActive == 0) {
		if (NS4 || IE4) {
			eval(layerRef+'("'+layerName+'")'+styleSwitch+'.visibility="'+layerHid+'"');
		}
	}
}

// TIMER FOR TIP BOX MOUSE OUT
function linkTimer() {
	timeOn = setTimeout("btnOut()",200)
}

// MOUSE OUT
function btnOut(layerName) {
	if (menuActive == 0) {
		hideLayer(onLayer)
	}
}

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

function findImage(name, doc) {
  var i, img;
  for (i = 0; i < doc.images.length; i++)
    if (doc.images[i].name == name)
      return doc.images[i];
  for (i = 0; i < doc.layers.length; i++)
    if ((img = findImage(name, doc.layers[i].document)) != null) {
      img.container = doc.layers[i];
      return img;
    }
  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+15;
		else
			return img.y+15;
  	}
	if (IE4) {
		y = 0;
		obj = img;
		while (obj.offsetParent != null) {
			y += obj.offsetTop;
			obj = obj.offsetParent;
		}
		y += obj.offsetTop;
		return y+15;
	}
	return -1;
}