The Verve panel plugin is a comfortable command line plugin for the Xfce panel. It supports several nice features, such as: * Command history * Auto-completion (including command history) * Open URLs and eMail addresses in your favourite applications * Focus grabbing via D-BUS (so you can bind a shortcut to it) * Custom input field width WWW: http://goodies.xfce.org/projects/panel-plugins/xfce4-verve-plugin