https://www.goo-net.com/common_v2/js/keyword_search.js?171128

1$(document).bind('keypress', function(e) {
2    if ($("#phrase_input:focus") && (e.keyCode === 13)) {
3        submit_search();
4        return false;
5    }
6});
7
8function submit_search(query ,event ) {
9    var keyword = $('#phrase_input').val();
10    keyword = $.trim(keyword);
11
12    $form = $('<form name="form_namazu" action="https://' + window.location.hostname + '/cgi-bin/fsearch/goo_used_search.cgi" method="get" accept-charset="UTF-8" charset="UTF-8"></form>');
13    $form.append('<input type="hidden" name="category" value="USDN"/>');
14    $form.append('<input type="hidden" name="query" value="' + keyword + '"/>');
15    $form.append('<input type="hidden" name="phrase" value="' + keyword + '"/>');
16    $('body').append($form);
17    $form.submit();
18}