Bobby

Bobby Accessibility Summary Report

Bobby Approved status

Bobby Approved These web pages do not contain any Priority 1 accessibility errors that Bobby can detect. However, certain items require human judgment; these are listed below. Please review these items; if none of these apply to your site, it qualifies for Bobby Approved status.

User checks

User checks are triggered by something specific on the page; however, you need to determine whether they apply. Bobby Approval requires that none of them apply to your site. Please review these 5 item(s):

  1. Provide alternative content for each SCRIPT that conveys important information or functionality.
  2. For tables not used for layout (for example, a spreadsheet), identify headers for the table rows and columns.
  3. If you use color to convey information, make sure the information is also represented another way.
  4. If an image conveys important information beyond what is its alternative text, provide an extended description.
  5. If a table has two or more rows or columns that serve as headers, use structural markup to identify their hierarchy and relationship.


Items sorted by priority

This section presents all items found for the pages tested. Items are grouped by the three priority levels assigned by the W3C: Priority 1 (high), Priority 2 (moderate), and Priority 3 (low). It may be most practical to address items in that order in so you can achieve baseline access as quickly as possible. Note that some items are not fully detectable by Bobby and may not be issues on your site; follow the link for each item for more information.

Items sorted by Ease to Fix

This section sorts items based on how easy it is to fix them. This is a subjective determination by CAST on these guidelines as a whole, not based on the analysis of your pages. Possible values are Easy, Moderate, or Hard.

Page index for each item

  1. If a table has two or more rows or columns that serve as headers, use structural markup to identify their hierarchy and relationship.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  2. For tables not used for layout (for example, a spreadsheet), identify headers for the table rows and columns.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  3. Make sure event handlers do not require use of a mouse.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
  4. Consider adding keyboard shortcuts to frequently used links.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  5. If scripts create pop-up windows or change the active window, ensure that the user is aware this is happening.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
  6. Check that the foreground and background colors contrast sufficiently with each other.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  7. Add a descriptive title to links when needed.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  8. Provide a summary and caption for tables.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  9. Provide abbreviations for long row or column labels.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  10. Provide alternative content for each SCRIPT that conveys important information or functionality.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
  11. If you use color to convey information, make sure the information is also represented another way.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  12. If an image conveys important information beyond what is its alternative text, provide an extended description.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  13. Specify a logical tab order among form controls, links and objects.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  14. Avoid using movement in images where possible.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  15. Use relative sizing and positioning (% values) rather than absolute (pixels).
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  16. Avoid using tables to format text documents in columns unless the table can be linearized.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  17. Provided a linear text alternative for tables that lay out content in parallel, word-wrapped columns.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html
  18. Avoid use of deprecated language features if possible.
    1. http://thunder.nsstc.nasa.gov/common/listabs_validation.html
    2. http://thunder.nsstc.nasa.gov/common/listabs_research.html
    3. http://thunder.nsstc.nasa.gov/common/listabs_primer.html
    4. http://thunder.nsstc.nasa.gov/common/listabs_lis.html
    5. http://thunder.nsstc.nasa.gov/common/listabs_home.html
    6. http://thunder.nsstc.nasa.gov/common/listabs_dataset_info.html
    7. http://thunder.nsstc.nasa.gov/common/listabs_data.html
    8. http://thunder.nsstc.nasa.gov/common/listabs_bookshelf.html
    9. http://thunder.nsstc.nasa.gov/common/footer_updated.html
    10. http://thunder.nsstc.nasa.gov/common/footer.html