$(document).ready(function() {

    var showMore = true;
    var showMoreSubnav = true;

    $("#PressArchive").hide();
    $('#side_sub_menu li ul li.archive').hide();

    // Show or hide the archived news or press releases
    $('#show_hide_news_press_archive').click(function() {

      if (showMore) {
        $('#show_hide_news_press_archive').text("Show most recent...");
        $("#PressArchive").toggle("slow");
        showMore = false;
      }
      else {
        $('#show_hide_news_press_archive').text("Show all...");
        $("#PressArchive").toggle("slow");
        showMore = true;
      }

      return false;

    });

    // Show or hide the archived press releases on the subnavigation bar
    $('#show_hide_news_press_archive_subnav').click(function() {

      if (showMoreSubnav) {
        $('#show_hide_news_press_archive_subnav').text("Show most recent...");
        $("#side_sub_menu li ul li.archive").toggle("slow");
        showMoreSubnav = false;
      }
      else {
        $('#show_hide_news_press_archive_subnav').text("Show all...");
        $("#side_sub_menu li ul li.archive").toggle("slow");
        showMoreSubnav = true;
      }
      return false;

    });


    $(".PDF-papers-block-wrapper .PDF-papers-block-title a").click(function() {
      var tagName = $(this).parent().parent().attr("id");
      $("#" + tagName + " .PDF-papers-block-title a span").toggleClass("plus-minus");
      if ($.browser.msie) {
        $("#" + tagName + " .PDF-papers-block-links").toggle();
      }
      else {
        $("#" + tagName + " .PDF-papers-block-links").toggle("slow");
      }
      return false;
    });

  });