572d30e2___Penn_State_Altoona_Bookstore_NOLOGY_ACCESSIBILITY_STANDARDS_Section_508_Rule
[EITAS] 1194.22(n) [Category] Web-based Intranet and Internet Information and Applications [Supporting Features] Partially Supports. Assistive technology may not access all the information and functions required for completion and submission of electronic forms designed to be completed on-line. [Exceptions and Remarks] The change in button text when adding items to the cart, doesn't get passed to a screenreader. [Summary of Supported] Partially Supports [Section 508 Rule] 
When electronic forms are designed to be completed on-line, the form shall allow people using assistive technology to access the information, field elements, and functionality required for completion and submission of the form, including all directions and cues.
BN College - Penn State Altoona Bookstore
Section 508 Rule