1. A computerized search method for searching a document corpus according to a query and communicating results of the search as a search result set comprising one or more search hits, a search hit being a document of the document corpus or reference thereto, the method comprising: receiving from a client system a query from a querier; performing a document corpus search to identify a suitable search result set for the query; identifying, for at least some of the search hits, page elements of those documents and one or more categorizations of those identified page elements; outputting the search result set to the client system in response to the query; generating a set of slider parameters, wherein each slider parameter comprises a setting to vary search hit order according to a slider value provided by the querier; and sending the set of slider parameters to the client system in a form that they client system can use to generate a presentation to the querier for inputting one or more slider value for use by the client system in ordering the search hits according to the one or more slider values.