 Usage:  di=createdisplay(li_count, col_count)   
 
 Input:

  li_count               integer, requested count of lines of di 
                         
                         
  col_count              integer, requested count of columns of di 
                         
                         
 Output:

  di                     Display 
                         
                         
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(C) MD*TECH Method and Data Technologies, 17.8.2000
