level01.md

Level 1

Rightclick on the page and click view-source or just ctrl+u. There you can see a javascript:

    <script type="text/javascript">
      <!--
      function Try(passwd) {   
        if (passwd =="h4x0r") {
          alert("Alright! On to level 2...");   
          location.href = "level2-xfdgnh.xhtml";
        }
        else {
          alert("The password is incorrect. Please don't try again.");
          location.href = "http://www.disney.com/";
        }
      }
      //-->  
    </script>

You can easy see that the password is 'h4x0r'