// Display a message dialog
WML_HANDLER_FUNCTION(message, event_info, cfg)
{
    static const config::t_token & z_option( generate_safe_static_const_t_interned(n_token::t_token("option")) );
    static const config::t_token & z_text_input( generate_safe_static_const_t_interned(n_token::t_token("text_input")) );
    static const config::t_token & z_side_for( generate_safe_static_const_t_interned(n_token::t_token("side_for")) );
    static const config::t_token & z_scroll( generate_safe_static_const_t_interned(n_token::t_token("scroll")) );
    static const config::t_token & z_speaker( generate_safe_static_const_t_interned(n_token::t_token("speaker")) );
    static const config::t_token & z_narrator( generate_safe_static_const_t_interned(n_token::t_token("narrator")) );
    static const config::t_token & z_message( generate_safe_static_const_t_interned(n_token::t_token("message")) );
    static const config::t_token & z_show_if( generate_safe_static_const_t_interned(n_token::t_token("show_if")) );
    static const config::t_token & z_command( generate_safe_static_const_t_interned(n_token::t_token("command")) );
    static const config::t_token & z_sound( generate_safe_static_const_t_interned(n_token::t_token("sound")) );
    static const config::t_token & z_input( generate_safe_static_const_t_interned(n_token::t_token("input")) );
    static const config::t_token & z_value( generate_safe_static_const_t_interned(n_token::t_token("value")) );
    static const config::t_token & z_text( generate_safe_static_const_t_interned(n_token::t_token("text")) );
    static const config::t_token & z_variable( generate_safe_static_const_t_interned(n_token::t_token("variable")) );