/*! \page changing_orientation_of_elements_page Changing orientation of elements \n Orientation of an element is changed by changing the order of its nodes. To change orientation of elements:
  1. Select a mesh (and display it in the 3D Viewer if you are going to pick elements by mouse).
  2. In the \b Modification menu select the \b Orientation item or click Orientation button in the toolbar.
    \image html image79.png "Orientation" button
    The following dialog box will appear:
    \image html orientaation1.png
  3. Click the \b Apply or Apply and Close button to confirm the operation.

See Also a sample TUI Script of a \ref tui_orientation "Change Orientation" operation. */