form.addElement("cond.turn_a", c);
form.addElement("cond.turn_turn_a",
FormHelper.setEnabeldWhenRightElementSelect(c, RubyForm.getNumber("", condition, "@turn_a"), "true"));
form.addElement("cond.turn_turn_b",
FormHelper.setEnabeldWhenRightElementSelect(c, RubyForm.getNumber("+ X*", condition, "@turn_b"), "true"));
c.informListeners();
// add enemy
c = RubyForm.getBoolean(I18N.t(RGSS1Helper.getName(Type.ENEMY)), condition, "@enemy_valid");
form.addElement("cond.enemy_a", c);
form.addElement("cond.enemy_def", FormHelper.setEnabeldWhenRightElementSelect(c, RubyForm.getNumber("", condition, "@enemy_index")