To explore the maps in more detail, move the mouse over a point or a cluster and click on the right mouse button (or use the keyboard equivalents shown below). A popup menu allows the following options:

1. Statement: shows the text of the closest statement in the box at the bottom of the screen. (Keyboard: Shift-Click)

2. category Labels: shows the ten best cluster labels for the cluster. (Keyboard: Ctrl-Click)

3. Cluster Statements: shows the statements that make up the cluster. (Keyboard: Alt-Click)

4. Manual Labels: allows you to enter a label manually anywhere you right-click the mouse.