NS4 = (document.layers);
   IE4 = (document.all);
  ver4 = (NS4 || IE4);
 isMac = (navigator.appVersion.indexOf("Mac") != -1);
isMenu = (NS4 || (IE4 && !isMac));
function popUp(){return};
function popDown(){return};
function startIt(){return};
if (!ver4) event = null;

if(navigator.appVersion.substring(0,1)>=3)
{
	bot1		=new Image();
	bot1.src	="../images/inicio.gif";
	bot1p		=new Image();
	bot1p.src	="../images/iniciopress.gif";
	bot2		=new Image();
	bot2.src	="../images/empresa.gif";
	bot2p		=new Image();
	bot2p.src	="../images/empresapress.gif";
	bot3		=new Image();
	bot3.src	="../images/productos.gif";
	bot3p		=new Image();
	bot3p.src	="../images/productospress.gif";
	bot4		=new Image();
	bot4.src	="../images/servicios.gif";
	bot4p		=new Image();
	bot4p.src	="../images/serviciospress.gif";
	bot5		=new Image();
	bot5.src	="../images/contactos.gif";
	bot5p		=new Image();
	bot5p.src	="../images/contactospress.gif";
}