The Main Toolbar
The Main Toolbar gives you access to the Main functions of The Bat!
The icon buttons to Get, Send and Create messages have an associated drop down menu, accessed by pressing the small triangle icon to the right of each of the buttons.
For Get and Send, the drop down menu allows you to choose which account(s) the commands will apply to.
For the "Create message" button, the drop down menu contains the addresses marked as "Favourites" from within your address book.
Other functions accessible from the toolbar include the Address Book, Message reply, Reply to all, Forward, Redirect, Find, Print, Save and Delete.