Key Binding Syntax
The syntax to define a key binding is
<key-sequence>: BEGIN <command1>; [ <command2>; ... ] END;
■ <key-sequence> is either a key (a character optionally preceded by Ctrl
or Alt), or a series of keys separated by a plus sign (+). The
specification of the key characters themselves is case sensitive.
■ <command> can be either the name of a previously defined macro or one of