Provides autocomplete widget for CCK Link field and additional functionality over standard field:
1. Variants of URL filtering (external or internal). 2. Additional filter options by using URL patterns. 3. Autocomplete link field for internal mode.
Use cases
1. You want allow users specify link only to several sites (i.e. specify link only to facebook or twitter) 2. You want restrict users to specify only internal or external links 3. You want to use autocomplete suggestion when specifying internal links
