This page lists the function used in the JUCRA Resales Online Plugin
jucraro_get_list_of_locations( $P_ApiId, $P_Lang, $P_SortType, $P_All )
This will pull off a list of locations for your resales online filter.
jucraro_get_list_of_types( $P_ApiId, $P_Lang)
This will pull off a list of property types for your resales online filter.