Tabs list dialog box
This dialog box allows you to display, close, and save documents that are currently open. You can display this dialog box by choosing the Window / Windows... menu item.
Displays the names of document, with the item currently active selected.
Displays the full path of the documents sources.
Makes the document selected the active item.
Closes the selected documents in the list.
Press F1 or click on the Help button while in this dialog box will show this topic.