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Details on functions

ls_getinfo('isref')

Returning true if the referrer is a supported search engine - used as a conditional tag

ls_getinfo('terms')

Outputs the search terms

ls_getinfo('referrer')

Outputs a link to the referring search engine

ls_related()

Outputs the list of related posts. This can be customized by passing variables to it. ls_related(limit, lenght, 'before title', 'after title', 'before post', 'after post' show password protected posts, show post excerpts).

In the code example in the FAQ, it outputs 5 related posts, 10 words per excerpt (if excerpts are enabled), list item start before title, list item close after post title, no content before and after posts, doesn't show password protected posts and doesn't show excerpts.