jQuery(function(a){a("#tractor_make_id").change(function(c){var b=a("#families_for_make_"+c.target.value).clone();b.attr("id","tractor_family_id");b.removeAttr("disabled");a("#tractor_family_id").replaceWith(b)}).change();a("#equipment_make_id").change(function(c){var b=a("#types_for_make_"+c.target.value).clone();b.attr("id","equipment_type_id");b.removeAttr("disabled");a("#equipment_type_id").replaceWith(b)}).change()});