Suggestion of a Draw

Situation

Dialog window with the text "Your partner suggests a draw, do you agree?" must appear if one of the partners wants a draw.

Dialog Text

"Your partner suggests a draw, do you agree?" (str_Draw_suggestion)

Buttons

<Yes> (mbYes)
<No>  (mbNo)
          (mbNoEsc)

Responses to the buttons

<Yes> - to accept the draw and end the game via the standard exit dialog.
<No>   - to reject the draw and continue the game.

Responses to the cancellation via <Esc>

Duplicates the response to the <No> button.