By means of the ampersand (& or &) shortcuts are specified, to ensure the usability of the Form-UI in absence of the mouse. Shortcuts are underlined characters of a word, which is displayed in a menu or a button. The combination of the [Alt] key and the underlined letter will trigger the desired function, according to a mouse clickon the menu item or button.
In addition a button should be used by the shortcut [Alt] + [S]:
<open type="button" receiver="mos('Station')" ref="doku" >Go to &Station</open>