Appendix D  On-screen Controls 
D - 24  Instructions for Use 
Delete Word  (Available only on systems without a touch screen) 
Deletes one word 
Deletes the current word or the first word to the left of the cursor. Pressing the key again 
deletes previous words in reverse chronological order. 
Delete Line  Deletes one line 
Deletes the current line of text. 
Clear Screen  Clear entire screen 
Deletes all text, arrows, and body markers on the image screen. 
Hide Words  Enables or disables display of text on the image screen. 
Note: If an image is annotated, annotations are still displayed in the image screen when 
Hides Words Off is activated. 
Text  (Available only on systems without a touch screen) 
Adds the selected annotation (term) to the screen. 
A  (Available only on systems without a touch screen) 
Add Text A text 
Displays the first annotation (term) in the "A" list, then cycles through the selections in 
the list. 
B  (Available only on systems without a touch screen) 
Add Text B text 
Displays the first annotation (term) in the "B" list, then cycles through the selections in 
the list. 
C  (Available only on systems without a touch screen) 
Add Text C text 
Displays the first annotation (term) in the "C" list, then cycles through the selections in 
the list. 
D  (Available only on systems without a touch screen) 
Add Text D text 
Displays the first annotation (term) in the "D" list, then cycles through the selections in 
the list. 
 
(Available only on systems without a touch screen) 
Turn on Text cursor 
Activates the text cursor.