var bn=navigator.appName;
var vn=navigator.appVersion;
var p1=null;
var p2=null;

function off_img(loc,img) {};
function on_img(loc,img) {};

function gonow(p)
  {
  location=addr[p];
  };

var addr = new Array(2);

menuimg = new Array(2);
if ((bn!="Microsoft Internet Explorer") || (vn.substring(0,3)!="2.0"))
{
menuimg[1]= new Image (71,21);
menuimg[1].src="../botones/001_a.gif";
menuimg[2]= new Image (71,21);
menuimg[2].src="../botones/001_b.gif";

}

function on_img(loc,img)
  {
  if ((bn!="Microsoft Internet Explorer") || (vn.substring(0,3)!="2.0"))
    loc.src=menuimg[img].src;
  }