function initialize_catalog() {
  $(document).ready(function() {
    $('#product-catalog h3').click(function(event) {
      // Prevent the default click action
      event.preventDefault();
      
      var target = event.target;
      $(target).next().slideToggle();
    });
  });
}

function initialize_products() {
  $(document).ready(function() {
    $('#materials li a').click(function(event) {
      // Prevent the default click action
      event.preventDefault();
      
      // Find our target
      var target = event.target;
      var rel = $(target).attr('href');
      
      // Clear any existing menus
      $('#product_widget ul.product_categories.active').first().hide();
      $('#product_widget ul.product_categories.active').first().removeClass('active');
      
      // Display the menu that was clicked
      $('#product_widget ul.product_categories'+rel).first().fadeIn();
      $('#product_widget ul.product_categories'+rel).first().addClass('active');
    });

    $('#product_widget .product_categories li a').click(function(event) {
      // Prevent the default click action
      event.preventDefault();
      
      // Find our target
      var target = event.target;
      
      if ($(target).parent().hasClass('current')) {
        // The current menu was clicked - close it
        $('#product_widget .product_categories li.current ul').first().hide();
        $('#product_widget .product_categories li.current').removeClass('current');
      } else {
        // Hide the current products
        $('#product_widget .product_categories li.current ul').first().hide();
        $('#product_widget .product_categories li.current').removeClass('current');

        // Make the products visible
        $(target).parent().addClass('current');
        $(target).next().fadeIn();
      }
    });
  });
}