;    

  

    

        

         
             
.        

       

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

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

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

            :   
              
.        

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

              
            
             
              
.    

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

         :     
              
.       

           :   
             
          
             .
            
.   