// Progressive Enhancement

$(document).ready(function(){
  
  // Open links to external websites in a new window
  $("a[@rel*=external]").click(function() {
     $(this).attr("target","_blank");
  });
   
  // hide pages from side nav
  $("ul.pages").toggle(0);
  
  // side nav
  $("ul.categories>li>a").click(function() {
    // slide the nav into/outof view    
    $(this).next().slideToggle(300);
    return false;
  });

});