!      

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

   -    

          
.     

               
     ...         
                
            
.            

            
           :   
.   

      :       
   ;      .     
.        

:             
            
               .
. 

     :         
                
. 

.           :  

              
.  

           
.             :

            
.          