Function add_sidebar_button

docs/_themes/lantz/static/sidebar.js:86–133

()

  }

  function add_sidebar_button() {
    sidebarwrapper.css({
        'float': 'left',
        'margin-right': '0',
        'width': ssb_width_expanded - 28
    });
    // create the button
    sidebar.append(
      '<div id="sidebarbutton"><span>&laquo;</span></div>'
    );
    var sidebarbutton = $('#sidebarbutton');
    // find the height of the viewport to center the '<<' in the page
    var viewport_height;
    if (window.innerHeight)
 	  viewport_height = window.innerHeight;
    else
	  viewport_height = $(window).height();
    var sidebar_offset = sidebar.offset().top;
    var sidebar_height = Math.max(bodywrapper.height(), sidebar.height());
    sidebarbutton.find('span').css({
        'display': 'block',
        'position': 'fixed',
        'top': Math.min(viewport_height/2, sidebar_height/2 + sidebar_offset) - 10
    });

    sidebarbutton.click(toggle_sidebar);
    sidebarbutton.attr('title', _('Collapse sidebar'));
    sidebarbutton.css({
        'border-radius': '5px',
        'color': '#ffffff', //'#444444',
        'background-color': '#4E9CB5',
        'font-size': '1.2em',
        'cursor': 'pointer',
        'height': sidebar_height,
        'padding-top': '1px',
        'padding-left': '1px',
        'margin-left': ssb_width_expanded - 12
    });

    sidebarbutton.hover(
      function () {
          $(this).css('background-color', dark_color);
      },
      function () {
          $(this).css('background-color', light_color);
      }
    );
  }

  function set_position_from_cookie() {
    if (!document.cookie)