
Each of these countermeasures can be used a certain number of times. The 
number to the right of each letter signifies the number of countermeasures
left for that type.

Icons on Right Side of Screen
On the right side of the screen are icons that allow you to go to 
different screens within the simulation. The icons are listed with the 
keyboard commands, from top to bottom and from the left to the right side 
of the columns.

General Quarters:  Toggle by clicking on the "GQ" icon or by pressing 
upper case "B".

Area of Operations Map:  Access by clicking on the "AO" icon or by 
entering "Alt-A".

Fire Control Screen:  Access by clicking on the "Fire Control" icon or by 
entering "Alt-F".

Sonar:  Click on the icon with the "A" in the lower right corner to reach 
sonar or enter "Alt-S".

