ACCEL2(Gtk::AccelKey('(',Gdk::CONTROL_MASK, "<Actions>//decrease-low-res-pixel-size" ));
ACCEL2(Gtk::AccelKey(')',Gdk::CONTROL_MASK, "<Actions>//increase-low-res-pixel-size" ));
ACCEL2(Gtk::AccelKey('(',Gdk::MOD1_MASK|Gdk::CONTROL_MASK, "<Actions>//amount-dec" ));
ACCEL2(Gtk::AccelKey('(',Gdk::CONTROL_MASK, "<Actions>//decrease-low-res-pixel-size" ));
ACCEL2(Gtk::AccelKey(')',Gdk::CONTROL_MASK, "<Actions>//increase-low-res-pixel-size" ));
ACCEL2(Gtk::AccelKey('(',Gdk::MOD1_MASK|Gdk::CONTROL_MASK, "<Actions>//amount-dec" ));