The SearchHighLight? WikiPlugin is an internal actionpage plugin, which is only used internally.

When someone is referred from a search engine like Google, Yahoo or our own fulltextsearch, the terms the user searched for are highlighted. See also

Plugin Arguments

s: The search term
case_exact: boolean.
regex: boolean.

lib/config.php:156: Notice: Undefined variable: accept

lib/DbaDatabase.php:134: Warning: dba_replace() [<a href='function.dba-replace'>function.dba-replace</a>]: You cannot perform a modification to a database without proper access