Date post: | 30-Dec-2015 |
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Adding ALT TagsAdding ALT TagsAdding ALT TagsAdding ALT Tags
To PowerPoint PresentationsTo PowerPoint Presentations
What is an ALT tag?
• It describes the graphic used in your presentation to people using screen readers.
• You only need ALT tags for those images that are important to your presentation
What is a screen reader?
• It is a device used by people who have severe visual impairments to read the screen of the computer.
• JAWS is one example of a screen reader
Example Page
Mary had a little lamb, little lamb, little lamb
Mary had a little lamb, its fleece was white as snow
Adding the ALT tag for the web
• Right-click on the picture
Adding the ALT tag for the web
• Right-click on the picture
• Click on “Format Picture…”
Adding the ALT tag for the web
• Right-click on the picture
• Click on “Format Picture…”
• Click on the “Web” tab
Adding the ALT tag for the web
• Write a short description of the picture
• Click “0k”
Adding the ALT tag for the web
• You have added an ALT tag and earned 1 extra credit point!
• YOU won’t be able to see your ALT tag unless you convert your PowerPoint presentation to the web.
• Go to the next slide to see another way to add ALT tags to presentations
Adding the ALT tag for the presentation
Mary had a little lamb, little lamb, little lamb
Mary had a little lamb, its fleece was white as snow
Adding the ALT tag for the presentation
• To do this, we are going to use a “hack” (a technical term)
Adding the ALT tag for the presentation
• Click the Insert menu at the top of the screen
• Click “Text Box”
Adding the ALT tag for the presentation
• Click the Insert menu at the top of the screen
• Click “Text Box”• Notice how your
cursor changes, click on the picture
Adding the ALT tag for the presentation
• Type your ALT tag on top of the picture
• Highlight the ALT tag text
Leaping little white lamb
Adding the ALT tag for the presentation
• Type your ALT tag on top of the picture
• Highlight the ALT tag text
• Click the “Font Color” button
Leaping little white lamb
Adding the ALT tag for the presentation
• Change the font color so that it matches your background
• Move the text so that it disappears
Leaping little white lamb
That’s it
• The screen reader will read the invisible text even though others can not see it.
• …and even if your presentation is NOT converted to a webpage.