Looking for someone whom is familiar with Open-Realty [url removed, login to view]
To create a Three/Four Level Chained Select search function addon.
Exactly like this (Search Properties) [url removed, login to view]
More info here [url removed, login to view]
1) Ability to create multiple sets of Chained Select fields.
2) Ability to assign fields to be chained from the admin area.
1) Use of jQuery is allowed.
2) Must be as lightweight as possible
3) Must not modify the core files of Open-Realty
4) Full Ownership Rights of the Addon.