The Font Panel

The font panel is a floating window that displays font information for the selected object, attribute, or window. As the selection changes, the font panel updates to show you its font information.

Here is the font panel on Macintosh:

Here is the font panel on Windows:

Showing and Hiding the Font Panel

Choose Show Fonts from the Object menu to show the font panel. To close the font panel, click its close box, or choose Hide Fonts from the Object menu.
Choose Show Fonts from any font menu in the interface, including the font menu in the format palette, or the font menu in the Inspector.

Changing font information for the selection

With objects selected, choose Show Fonts from the Object menu, or select Show Fonts from the font menu in the Inspector, or in the file menu of the Format palette. The font panel appears showing the font information currently assigned to the selected object.
Choose the font, size, or style you want to apply from the font panel. As you make changes, the selection will update to reflect your changes.