Thus far I’ve found the following plugin (although I’ve yet to load a plugin to WordPress): http://coffee2code.com/archives/2004/07/25/plugin-hide-or-cut-post-text/
Searching for the Equiavalent of LJ Cut for WordPress
The URI to TrackBack this entry is: http://mauvaisgenre.wordpress.com/2008/04/09/searching-for-the-equiavalent-of-lj-cut-for-wordpress/trackback/
no use