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Elizabeth Pyatt, ejp10@psu.edu Blockers: What do I REALLY Need to Fix?
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Outline Blockers Summarized Testing & Some Fixes WAVE Toolbar http://wave.webaim.org/toolbar http://wave.webaim.org/toolbar Plone Word/PDF Audit Where to learn more http://accessibility.psu.edu http://accessibility.psu.edu
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Major Blockers Summary Images (w/o ALT text) ALT text reads description of image No Page Titles Where am I? No Headings Subheadings Can I can this page quickly? Poor link text Where is “here”? Read more where?
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More Blockers No Table Headers/Captions Caption: title of the table Header: tops of rows, left col Listing types of data Videos without Captions Audio without transcripts http://accessibility.psu.edu/multimedia http://accessibility.psu.edu/multimedia ETS Caption queue Poorly labeled form fields Can test some. Programmers fix.
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Image (w/o ALT Tags) Why it’s a blocker If it’s not text, it’s not read by the screenreader Also Image Maps Animations Charts Diagrams
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ALT Tag/Text/Attribute Text which replaces image if it can’t be processed ALT= alt=“TWT Certificate Program” Appears when image fails to load
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ALT Tag Exercise E-Commerce Site Sesame Street Live at BJC Image from Penn State Live Twinned Pyrite Crystal. Image from Wikipedia
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How To Plone (TLT Site) Upload file “Alternative Text” field in upload or title of story Word/PowerPoint Right click image and select “format picture” Fill in “Alternative Text” tab. Blogs Title is ALT text More http://accessibility.psu.edu/images http://accessibility.psu.edu/images
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Plone 2 Steps Upload File Insert Image in text “Text equivalent” = ALT tag
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Word/PowerPoint Right click image, “Alt(ernative) Text”
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WAVE test for ALT tags
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Wave It! WAVE Toolbar http://wave.webaim.org/toolbar http://wave.webaim.org/toolbar Pick your own site! Lots of images Does not work for Flash You will see additional test icons Click “Errors, Features, Alerts” Reload to clear icons Other modes Disable Styles, Text Only, Structure/Order
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Page Titles ANGEL/Plone/Blogs/Wikispaces So….Screenreader user knows location Title field IS document title. This is very easy! PowerPoint Each slide should have a unique title Word/PDF Start page with document title Use Heading 1 style http://accessibility.psu.edu/headings http://accessibility.psu.edu/headings
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Plone Titles The title field in Plone
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Poor Link Text Avoid For more information about accessibility, click here Try This You can get more information from http://accessibility.psu.edu http://accessibility.psu.edu This strategy works across all tools!
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Repetitive Links Unique Link text Avoid starting links with same text E.g. “Tips on Links, Tips on Lists, Tips on Tables” Better “Links Tips, Lists Tips, Tables Tips” “Read More” links Generated by many CMS systems Better Template (“Read More on ”) Make sure headline is a link Avoid placing “Read More” links together
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Headings Screenreaders Read out list of headings we visually scan them Screen readers skip format changes So they need to be H1..H6 type tags Many HTML Editors Heading 1…Heading 6 menu option Word Heading…Heading 6 styles PowerPoint Slide titles Bulleted list
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Plone Headings Use “Normal paragraph” menu Heading, Subheading
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Headings in WAVE
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Drupal/Blogs Not all HTML editors include headings option (Grr!) Hand Code (WT*?) HTML View Subheader Or use Dreamweaver WYSIWYG Cut/paste HTML code Unformatted Headings CSS of some systems “disables” headings formatting Can template be adjusted?
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Table Captions/Headers
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Simple vs. Complex Data Tables Simple Tables Have no merged cells Rows represent one type of data Columns represent another type of data Are easier to accessify Are easier for screen readers to process Complex Tables Are popular, but not always user friendly Tricky to maintain code wise Often based on layout from print sources We have different options on the Web!
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Plone Check “Create Headings” option Caption can be filled in code mode Tables can be generated in Dreamweaver
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Dreamweaver Table Tool
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WAVE test on Tables Simple table with TH and scope labeled No overt test for captions Simple table, no caption TH with no scope
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Word/Powerpoint Headers Table Headers Check “Header Row” in Table format ribbon
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Table Caption in Office Word/PowerPoint (Windows) 1.Highlight table 2.“Insert Caption” on References panel of ribbon Word (Mac) 1.Highlight table 2.Right click and select “Insert Caption” 3.Reformat as needed PowerPoint (Mac) 1.Cut and paste from Word 2.Reformat as needed
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TABLE Troubleshooting 1
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Add Styled Captions, Headers
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Troubleshooting 2: Latin Verb Table
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Splitting Tables Each table captioned Can combine with appropriate headings (H3/H4)
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Alternate Complex Table Example
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Very Very Complex Table
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Maybe it’s a List Proto Germanic (750 BC - 1 AD) I.East Germanic (1 AD - 300 AD) a.Gothic† (mostly extinct by 9th century AD) b.Vandalic† (extinct by 6th century AD) c.Burgundian (extinct by 6th century AD) d.Crimean Gothic† II.West Germanic (1 AD - 300 AD) a.Irminonic (High German) to Old High German to German b.Istaevonic/Franconian to Old Frankish to Middle Dutch i.Dutch ii.Afrikaans c.Ingvaeonic i.Old Saxon to Low German/Saxon ii.Anglo-Frisian A.Old Frisian to Modern Frisan B.Old English 1Scots 2English
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Accessifying Tables http://accessibility.psu.edu/ http://accessibility.psu.edu/ http://accessibility.psu.edu/tables http://accessibility.psu.edu/tables Choose technology option Website includes Event Calendar What To Fix Fixes for Common Tools (covers many teaching tools) Multimedia (Video/Animation) Web Developer Reference
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PDF Generation: Office Office 2010 (Windows) 1.Accessify as much as possible 2.File Save As PDF Office 2011 (Mac) 1.Accessify as much as possible 2.Reopen in Open Office 3.(re) Add Image ALT tags 4.File Export as PDF 5.Check option for “Tagged PDF” InDesign http://tv.adobe.com/watch/accessibility- adobe/preparing-indesign-files-for- accessibility/l http://tv.adobe.com/watch/accessibility- adobe/preparing-indesign-files-for- accessibility/l
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Verify & Repair (Acrobat) http://webaim.org/techniques/acroba t/acrobat http://webaim.org/techniques/acroba t/acrobat Video links on http://accessibility.psu.edu/ http://accessibility.psu.edu/ Verify all files Tags Save after each successful adjustment. There is no undo Reading order Save after each successful adjustment. There is no undo Test in screen reader
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Conclusion Get to know your accessibility gurus And http://accessibility.psu.eduhttp://accessibility.psu.edu http://accessibility.psu.edu/commontoo ls http://accessibility.psu.edu/commontoo ls Common sense often applies Accessibility killed the BLINK tag Breathe!
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Remediate, then Post Klingon Accessibility Story Athena Server Finder, then Command K, afp://athena.staff.win.psu.edu ETS_Projects/Accessibility Training/
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Firefox Testing Toolbars Favorite Firefox Toolbars WAVE – http://wave.webaim.org/toolbarhttp://wave.webaim.org/toolbar FAE – https://addons.mozilla.org/en- US/firefox/addon/accessibility-evaluation-toolb/ https://addons.mozilla.org/en- US/firefox/addon/accessibility-evaluation-toolb/ JuicyStudios (Color/ARIA) – https://addons.mozilla.org/en-US/firefox/addon/juicy- studio-accessibility-too/ https://addons.mozilla.org/en-US/firefox/addon/juicy- studio-accessibility-too/ Jim Thatcher (Tables/ARIA) http://jimthatcher.com/favelets/ http://jimthatcher.com/favelets/ AccessAbility Site http://accessibility.psu.edu/headings http://accessibility.psu.edu/headings http://accessibillity.psu.edu/linktext http://accessibillity.psu.edu/linktext
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