ade21ee4e0109c70e29860d5393306e48e6a44d3 lrnassar Mon Mar 16 16:38:58 2026 -0700 Adding keyboard navigation accessibility to the Genome Browser menu bar and all main CGI pages. Converts non-focusable menu bar span elements to keyboard-accessible buttons using the W3C disclosure navigation pattern, adds aria-expanded state for screen readers, skip navigation link, and main content landmark. Also adds a Keyboard Navigation section to the accessibility page with screenshots. refs #37252 diff --git src/hg/htdocs/images/keyboardMenuNav.png src/hg/htdocs/images/keyboardMenuNav.png new file mode 100644 index 00000000000..cee2994cc6d Binary files /dev/null and src/hg/htdocs/images/keyboardMenuNav.png differ