Xml link prob

ok i’ll attach the fla for you to get a better idea…
flash loads items in via xml they all work but when you click on the items there are not linking to the web pages:

my xml:

<?xml version="1.0"?>
  <caption>Viper 1</caption>
  <caption>Viper 2</caption>

can i get some help i just need the link sorted and its done…