+pp2_path
+
+query
+
+query_width int 50 The width of the query box, in characters.
+
+responsive_design_width int If defined, then the facets display moves between two locations as the
+ screen-width varies, as described above. The specified number is the threshhold
+ width, in pixels, at which the facets move between their two locations.
+
+scan_all_nodes
+
+sentences
+
+service_proxy_auth url *Note 4* A URL which, when `use_service_proxy` is true, is fetched once at the beginning
+ of each session to authenticate the user and establish a session that
+ encompasses a defined set of targets to search in.
+
+service_proxy_auth_domain domain Can be set to the domain for which `service_proxy_auth` proxies authentication,
+ so that cookies are rewritten to appear to be from this domain. In general,
+ this is not necessary, as this setting defaults to the domain of `pazpar2_url`.
+
+show_lang bool true Indicates whether or not to display the language menu.
+
+show_perpage bool true Indicates whether or not to display the perpage menu.
+
+show_sort bool true Indicates whether or not to display the sort menu.
+
+show_switch bool true Indicates whether or not to display the switch menu, for switching between
+ showing retrieved records and target information.
+
+sort
+
+sort_default string relevance The label of the default sort criterion to use. Must be one of those in the
+ `sort` array.
+
+sort_options array *Note 6* List of supported sort criteria. Each element of the list is itself a
+ two-element list: the first element of each sublist is a pazpar2
+ sort-expression such as `data:0` and the second is a human-readable label such
+ as `newest`.
+
+sp_auth_credentials
+
+sp_auth_path
+
+sp_auth_query
+
+target
+
+targetfilter
+
+targets
+
+template
+
+text
+
+use_service_proxy bool true If true, then a Service Proxy is used to deliver searching services rather than
+ raw Pazpar2.