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*   System-defined Include-files.                                 *
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  INCLUDE LZTOPDOWNTOP.                      " Global Declarations
  INCLUDE LZTOPDOWNUXX.                      " Function Modules

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*   User-defined Include-files (if necessary).                    *
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* INCLUDE LZTOPDOWNF...                      " Subroutines
* INCLUDE LZTOPDOWNO...                      " PBO-Modules
* INCLUDE LZTOPDOWNI...                      " PAI-Modules
* INCLUDE LZTOPDOWNE...                      " Events
* INCLUDE LZTOPDOWNP...                      " Local class implement.
* INCLUDE LZTOPDOWNT99.                      " ABAP Unit tests