.fay

This plugin allows you to add a sliding login/dashboard panel to any WordPress Theme. This awesome panel is based on http://web-kreation.com/index.php/tutorials/nice-clean-sliding-login-panel-built-with-jquery/
Instead of modifying directly theme files, just install this plugin so you can preserve you panel when switching between themes (or after themes updates).
You can also specify your own HTML content to put in the panel… Yes! this is awesome!

WP Sliding Login/Dashboard Panel

Excellent

Automatically add a sliding login/dashboard (or whatever HTML content) to your Wordpress Theme

kpowning

Add a sliding login | register panel to WordPress Theme.
Instead of modifying directly theme files, just install this plugin so you can preserve you panel when switching between themes and during themes updates.

WP Sliding Login | Register Panel

Add a sliding login | register panel to Wordpress Theme

WP Sliding Login/Dashboard Panel vs WP Sliding Login | Register Panel