function selectKeyword(keyword, name) {
  e = $(name);

  kw_array = e.value.split(',');
  kw_array.push(keyword);
  kw_array = kw_array.compact();
  kw_array = kw_array.uniq();
  kw_array = kw_array.without('');

  e.value = kw_array.toString();
}