Shows Viewer name, your name and version number
Avatar, Communicate, World, Build, Content, Help (displayed by default), Advanced and Develop (display is optional), Draw (draw distance, not on the Firestorm skins), Lindens, buy lindens, time, music note (start and stop music),play button (play or pause media) and volume controller (hover over it to open. At the bottom of the volume slider is a gear/sprocket. Click it to pull up the Master Media preferences.) The menus are all listed below.
Can now have your location shown in the top (menu) bar.
Right click any where on the top (menu) bar and you can enable and disable the following:
With Navigation Bar enabled, right click and a popup will display with the following:
A number of buttons appear, by default, on the left margin of the screen, as shown here. These buttons are, by default:
See Changing the Button Layout below for information on how you can reorder and otherwise modify the layout and look of these buttons.
Chat bar for nearby chat (at the moment cannot be minimized - there is a workaround so cursor doesn't have to be focused in chat bar).
Clicking this will hide or show the local chat bar.
The following buttons appear in the bottom button bar, by default.
Other buttons are available, and may be added to any of the button bars.
When conversation is active, the person or groups icon will show in the lower right hand side. There is a small chat bubble will appear to show how many unread Conversations that you have. click on the chat bubble icon and next to each group tab, the number of unread conversations will be shown for that group.
Located between the IM icons and the chat bubble Icon. When someone/something gives you something it will show up there. Click it to Accept, Discard, or Block (Mute).
Shows the number of notifications that you have. Clicking on the icon brings up the list of notifications with a small burg about the notification. clicking on the notification will give you a popup with more detail and if there is an attachment you will accept the attachment from there just by clicking on the attachment itself.
You can customize the look of the buttons considerably. To do so, right click any button; a menu appears:
See this video for a tutorial.