function alt_layout_handler(event) {
  if ($("input[name=lightbox2_lite]:checked").val() != 1) {
    if ($("input[name=lightbox2_use_alt_layout]:checked").val() == 1) {
      $("input[name=lightbox2_force_show_nav]").attr("disabled", "disabled");
    }
    else {
      $("input[name=lightbox2_force_show_nav]").removeAttr("disabled");
    }
  }
}

function zoom_handler(event) {
  if ($("input[name=lightbox2_disable_resize]:checked").val() == 1) {
    $("input[name=lightbox2_disable_zoom]").attr("disabled", "disabled");
  }
  else {
    $("input[name=lightbox2_disable_zoom]").removeAttr("disabled");
  }
}

function lightbox2_lite_general_handler(event) {
  // Enable / disable the non-lightbox2-lite options.
  if ($("input[name=lightbox2_lite]:checked").val() == 1) {
    $("input[name=lightbox2_use_alt_layout]").attr("disabled", "disabled");
    $("input[name=lightbox2_force_show_nav]").attr("disabled", "disabled");
    $("input[name=lightbox2_loop_items]").attr("disabled", "disabled");
    $("input[name=lightbox2_disable_resize]").attr("disabled", "disabled");
    $("input[name=lightbox2_disable_zoom]").attr("disabled", "disabled");
    $("input[name=lightbox2_enable_video]").attr("disabled", "disabled");
    $("input[name=lightbox2_enable_login]").attr("disabled", "disabled");
    $("input[name=lightbox2_enable_contact]").attr("disabled", "disabled");
    $("input[name=lightbox2_node_link_text]").attr("disabled", "disabled");
    $("input[name=lightbox2_download_link_text]").attr("disabled", "disabled");
    $("input[name=lightbox2_node_link_target]").attr("disabled", "disabled");
    $("input[name=lightbox2_image_count_str]").attr("disabled", "disabled");
    $("input[name=lightbox2_video_count_str]").attr("disabled", "disabled");
    $("input[name=lightbox2_page_count_str]").attr("disabled", "disabled");
    $("select[name=lightbox2_display_image_size]").attr("disabled", "disabled");
    $("select[name='lightbox2_trigger_image_size[]']").attr("disabled", "disabled");
    $("select[name=lightbox2_image_ncck_group_node_id]").attr("disabled", "disabled");
    $("select[name=lightbox2_imagefield_group_node_id]").attr("disabled", "disabled");
    $("input[name=lightbox2_imagefield_use_node_title]").attr("disabled", "disabled");
    $("input[name=lightbox2_disable_close_click]").attr("disabled", "disabled");
    $("input[name=lightbox2_border_size]").attr("disabled", "disabled");
    $("input[name=lightbox2_box_color]").attr("disabled", "disabled");
    $("input[name=lightbox2_font_color]").attr("disabled", "disabled");
    $("input[name=lightbox2_top_position]").attr("disabled", "disabled");
    $("select[name=lightbox2_resize_sequence]").attr("disabled", "disabled");
    $("input[name=lightbox2_resize_speed]").attr("disabled", "disabled");
    $("input[name=lightbox2_fadein_speed]").attr("disabled", "disabled");
    $("input[name=lightbox2_slidedown_speed]").attr("disabled", "disabled");
  }
  else {
    $("input[name=lightbox2_use_alt_layout]").removeAttr("disabled");
    $("input[name=lightbox2_force_show_nav]").removeAttr("disabled");
    $("input[name=lightbox2_loop_items]").removeAttr("disabled");
    $("input[name=lightbox2_disable_resize]").removeAttr("disabled");
    $("input[name=lightbox2_disable_zoom]").removeAttr("disabled");
    $("input[name=lightbox2_node_link_text]").removeAttr("disabled");
    $("input[name=lightbox2_download_link_text]").removeAttr("disabled");
    $("input[name=lightbox2_node_link_target]").removeAttr("disabled");
    $("input[name=lightbox2_enable_video]").removeAttr("disabled");
    $("input[name=lightbox2_enable_login]").removeAttr("disabled");
    $("input[name=lightbox2_enable_contact]").removeAttr("disabled");
    $("input[name=lightbox2_image_count_str]").removeAttr("disabled");
    $("input[name=lightbox2_video_count_str]").removeAttr("disabled");
    $("input[name=lightbox2_page_count_str]").removeAttr("disabled");
    $("select[name=lightbox2_display_image_size]").removeAttr("disabled");
    $("select[name='lightbox2_trigger_image_size[]']").removeAttr("disabled");
    $("select[name=lightbox2_image_ncck_group_node_id]").removeAttr("disabled");
    $("select[name=lightbox2_imagefield_group_node_id]").removeAttr("disabled");
    $("input[name=lightbox2_imagefield_use_node_title]").removeAttr("disabled");
    $("input[name=lightbox2_disable_close_click]").removeAttr("disabled");
    $("input[name=lightbox2_border_size]").removeAttr("disabled");
    $("input[name=lightbox2_box_color]").removeAttr("disabled");
    $("input[name=lightbox2_font_color]").removeAttr("disabled");
    $("input[name=lightbox2_top_position]").removeAttr("disabled");
    $("select[name=lightbox2_resize_sequence]").removeAttr("disabled");
    $("input[name=lightbox2_resize_speed]").removeAttr("disabled");
    $("input[name=lightbox2_fadein_speed]").removeAttr("disabled");
    $("input[name=lightbox2_slidedown_speed]").removeAttr("disabled");
    alt_layout_handler();
    zoom_handler();
  }
}

function image_node_handler(event) {
  // Image node, flickr, gallery2, inline and custom images stuff.
  if ($("input[name=lightbox2_lite]").val() != 1) {
    // Image node only stuff.
    if ($("select[name=lightbox2_image_node]").val() !== 0) {
      $("input[name=lightbox2_disable_nested_galleries]").removeAttr("disabled");
      $("select[name=lightbox2_display_image_size]").removeAttr("disabled");
      $("select[name='lightbox2_trigger_image_size[]']").removeAttr("disabled");
    }
    else {
      $("input[name=lightbox2_disable_nested_galleries]").attr("disabled", "disabled");
      $("select[name=lightbox2_display_image_size]").attr("disabled", "disabled");
      $("select[name='lightbox2_trigger_image_size[]']").attr("disabled", "disabled");
    }
  }
}

function lightbox2_lite_auto_handler(event) {
  // Enable / disable the image node options.
  if ($("input[name=lightbox2_lite]").val() == 1) {
    // Disable iframe options.
    $("input[name=lightbox2_default_frame_width]").attr("disabled", "disabled");
    $("input[name=lightbox2_default_frame_height]").attr("disabled", "disabled");
    $("input[name=lightbox2_frame_border]").attr("disabled", "disabled");

    // Disable slideshow options.
    $("input[name=lightbox2_slideshow_interval]").attr("disabled", "disabled");
    $("input[name=lightbox2_slideshow_automatic_start]").attr("disabled", "disabled");
    $("input[name=lightbox2_slideshow_automatic_exit]").attr("disabled", "disabled");
    $("input[name=lightbox2_slideshow_show_play_pause]").attr("disabled", "disabled");
    $("input[name=lightbox2_slideshow_pause_on_next_click]").attr("disabled", "disabled");
    $("input[name=lightbox2_slideshow_pause_on_previous_click]").attr("disabled", "disabled");
    $("input[name=lightbox2_loop_slides]").attr("disabled", "disabled");

    // Disable automatic image handling options.
    $("select[name=lightbox2_image_node]").attr("disabled", "disabled");
    $("select[name=lightbox2_display_image_size]").attr("disabled", "disabled");
    $("select[name='lightbox2_trigger_image_size[]']").attr("disabled", "disabled");
    $("select[name=lightbox2_flickr]").attr("disabled", "disabled");
    $("select[name=lightbox2_gallery2_blocks]").attr("disabled", "disabled");
    $("select[name=lightbox2_image_assist_custom]").attr("disabled", "disabled");
    $("select[name=lightbox2_inline]").attr("disabled", "disabled");
    $("select[name=lightbox2_custom_class_handler]").attr("disabled", "disabled");
    $("textarea[name=lightbox2_custom_trigger_classes]").attr("disabled", "disabled");
    $("input[name=lightbox2_disable_nested_galleries]").attr("disabled", "disabled");
    $("input[name=lightbox2_disable_nested_acidfree_galleries]").attr("disabled", "disabled");
    $("input[name=lightbox2_enable_acidfree_videos]").attr("disabled", "disabled");
  }
  else {
    // Enable iframe options.
    $("input[name=lightbox2_default_frame_width]").removeAttr("disabled");
    $("input[name=lightbox2_default_frame_height]").removeAttr("disabled");
    $("input[name=lightbox2_frame_border]").removeAttr("disabled");

    // Enable slideshow options.
    $("input[name=lightbox2_slideshow_interval]").removeAttr("disabled");
    $("input[name=lightbox2_slideshow_automatic_start]").removeAttr("disabled");
    $("input[name=lightbox2_slideshow_automatic_exit]").removeAttr("disabled");
    $("input[name=lightbox2_slideshow_show_play_pause]").removeAttr("disabled");
    $("input[name=lightbox2_slideshow_pause_on_next_click]").removeAttr("disabled");
    $("input[name=lightbox2_slideshow_pause_on_previous_click]").removeAttr("disabled");
    $("input[name=lightbox2_loop_slides]").removeAttr("disabled");

    // Enable automatic image handling options.
    $("select[name=lightbox2_image_node]").removeAttr("disabled");
    $("select[name=lightbox2_flickr]").removeAttr("disabled");
    $("select[name=lightbox2_gallery2_blocks]").removeAttr("disabled");
    $("select[name=lightbox2_image_assist_custom]").removeAttr("disabled");
    $("select[name=lightbox2_inline]").removeAttr("disabled");
    $("select[name=lightbox2_custom_class_handler]").removeAttr("disabled");
    $("textarea[name=lightbox2_custom_trigger_classes]").removeAttr("disabled");
    $("select[name=lightbox2_display_image_size]").removeAttr("disabled");
    $("select[name='lightbox2_trigger_image_size[]']").removeAttr("disabled");
    $("input[name=lightbox2_disable_nested_galleries]").removeAttr("disabled");
    $("input[name=lightbox2_disable_nested_acidfree_galleries]").removeAttr("disabled");
    $("input[name=lightbox2_enable_acidfree_videos]").removeAttr("disabled");
    image_node_handler();
  }
}

if (Drupal.jsEnabled) {
  $(document).ready(function () {

    // Handle lightbox2_settings_form.
    lightbox2_lite_general_handler();
    lightbox2_lite_auto_handler();
    image_node_handler();
    $("input[name=lightbox2_lite]").bind("click", lightbox2_lite_general_handler);
    $("input[name=lightbox2_use_alt_layout]").bind("click", alt_layout_handler);
    $("input[name=lightbox2_disable_resize]").bind("click", zoom_handler);
    $("select[name=lightbox2_image_node]").bind("click", image_node_handler);
    $("select[name=lightbox2_flickr]").bind("click", image_node_handler);
    $("select[name=lightbox2_gallery2_blocks]").bind("click", image_node_handler);
    $("select[name=lightbox2_image_assist_custom]").bind("click", image_node_handler);
    $("select[name=lightbox2_inline]").bind("click", image_node_handler);
    $("select[name=lightbox2_custom_class_handler]").bind("change", image_node_handler);
    $("textarea[name=lightbox2_custom_trigger_classes]").bind("change", image_node_handler);
  });
}
