In this manual, angle brackets ('<' and '>') and italic type are used to depict a key on the keyboard, e.g. <Esc> for Esc and <Return> for Enter. Some keys are represented by a corresponding symbol, e.g. '↑' for the 'up' -key. Visual controls on the screen, particularly buttons are represented by brackets ('[' and ']') and italic type, the characters with underline depict the shortcut key, e.g. [Next], [Back], pressing "<Alt> + <N>" is identical with clicking [Next] button.