             .

                :

-------------------------------------
| ..............          |
| ...............          |
|...(,,).............          |
|/.(+/-)......          |
| ..(,,).......          |
| -..(,,).......          |
|  -...(,,).          |
| ..(,,)......          |
| ...(,,).......          |
-------------------------------------

F1  F2/+   F3  F4  F5 .
F10 

             
.     ,   
,       ,  
   .    
.
	      . 
,     ""   ,  
  .       .
             
     .
               ,  
        F3.
         
   .     
   Enter,       
    .      
      .
               
           
  .      
  ,      
    F4    .
	     
         
.        
       .
