   

   

    

         

        

          
.         

            
: 

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

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

     :      
             
              
           .  
     .        
              
             
          .     
              
             
   ...           
.             

           
              
           
.            
             
              
             
               
            
              
             
            
             . 
               
       .      
           
            
             
.            

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

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

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

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

      