// Piniano.pl 
// Version 1.0

	var ie = (document.all) ? 1 : 0;
	var ff= (!document.all && document.getElementById) ? 1 : 0;
	
	var isMenuSetuped = false;
	
	function getObj(name)
	{
	  if (document.getElementById)
	  {
		this.obj = document.getElementById(name);
		this.style = document.getElementById(name).style;
	  }
	  else if (document.all)
	  {
		this.obj = document.all[name];
		this.style = document.all[name].style;
	  }
	  else if (document.layers)
	  {
		this.obj = getObjNN4(document,name);
		this.style = this.obj;
	  }
	}
	
	function displayLayer(layerName) {
		
		if (ff) {
		LayerSet = document.getElementById(layerName).style;
		}
		else {
		LayerSet = document.all[layerName].style;
		}
		LayerSet.visibility = "visible";
	
	}
	function hideLayer(layerName) {
		
		if (ff) {
		document.getElementById(layerName).style.visibility = "hidden";
		}
		else {
		document.all[layerName].style.visibility = "hidden";
		}
		
	}
	function menuSetup()
	{
		var W = document.body.clientWidth;
		var H = document.body.clientHeight;
		
		
		var pr = new getObj('products');
		pr.style.left = W/2 - 370;
				
		var se = new getObj('services');
		se.style.left = W/2 - 267;
	}
	function openMenu(layerName)
	{
		if(!isMenuSetuped)
		{
			menuSetup();
			isMenuSetuped = true;
		}
		displayLayer(layerName);		
	}
	
	window.onresize = function()
	{
		menuSetup();
	}