This plugin by Ferenc Vasóczki enables webmasters to hide some information, for logged in users on a WordPress website.
Features and Benefits:
Hide only a piece of your page / post.
You can set the border of the restricted section.
You can set level of restrcition.
You can set the text of the restricted area.
You can set, do you want to show Login / Register link or not.
Localization in .po/.mo files. (Hungarian localization included).
Plugin homepage: http://vaso.sma.hu/blog/restricted-area-plugin-for-wordpress/