:

    

    
.         

          
             
            .
             
.         

        

 

              
           
            
              
      .      
         
            
           
.             
           
: 

            
              
.             
            
       .  
     .       
           
            
              
   .       
  .            
             
       .      
     .        
  .            
.              

       .    
            
             
           
            . 
    .        
          .   
                
     .       .
             
      .      
       .        
  .        
            
          .  
              
     .       
      .        
    .        
             .
            . 
           .  
.     

         
              
         .    
              
            
          .   
          .  
       .  
 .           
               
           .
    .       
           
 .         
               
.          

              
           .  
           
 .          .
 .             
             
            
           
         .   
          
. 

.       "     " 
            
           . 
             
           . 
             
            .
             
.         

            
           
    .       
  .      .   
      .      
           .
            
               .
            
.        .   
      .         
              
.             
     .       
 ()          .  
.             
     .       () 
          .    
           
.             
        

            
         
              
                
  .           
             
           .   
.    

            
           
              
              
 .            
              
    .       . 
    .       
           
            
            
.         .

   .         
             
               
  .        
            
           
           
       .     
              
 .         .  
            
             
            
            
         .   
.    

              
     .     
              
         .  
             
              
           .  
             
       .      
           
   .          
            
              
            .
               
.         