Welcome! Wordpress Plugin - Rating, Reviews, Demo & Download
Plugin Description
The plugin allows the user to display a full page welcome message to its visitors. The plugin also has the feature of placing a cookie, enabling you to hide the welcome message from returning visitors. It includes a WYSIWYG(what-you-see-is-what-you-get) editor for easy management, a color picker to chose a background for the welcome message and adjustable timings.
Description, screenshots and support at: http://mandelbaum.ro/blog/welcome-plugin/