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General Information
Section 508 Standards (All Checkpoints)
Images (A)
Multimedia (B)
Color (C)
Styles (D)
Server Image Maps (E)
Client Image Maps (F)
Simple Tables (G)
Complex Tables (H)
Frames (I)
Screen Flicker (J)
Text-Only (K)
Scripts (L)
Plug-ins (M)
Forms (N)
Skip Navigation (O)
Timed Response (P)
Semantic Validation
Syntax Validation
User Validation
Evaluation Tools
Manual Evaluation
Solutions
Workshops
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Creating Compliant Documents
Web Page Accessibility Policy
Web Accessibility
Checkpoint J

Overview Evaluation Questions Solutions

These are the evaluation questions associated with this checkpoint, followed by the evaluation tool/method used to answer the question.

  1. Must repair: Does any page element flicker at an unhealthy rate? (fix if "yes")

    • Visual inspection
    • Internet Explorer /AIS: Images-> GIF Flicker test

Best practice: Does any element on the page move at all? (fix if "yes" unless the moving element conveys information relevant to the page content, and then refer to checkpoints B, L, and M)

  • Visual inspection
  • Internet Explorer /AIS: Images-> GIF Flicker test

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