function hotkeywords() {
  var str = '';
  str += '<a href="#" onclick="document.getElementById(\'searchallForm\').SearchKeywords.value=\'明星照片\'; document.getElementById(\'searchallForm\').submit(); return false;">明星照片</a>　';
  str += '<a href="#" onclick="document.getElementById(\'searchallForm\').SearchKeywords.value=\'可爱的小动物\'; document.getElementById(\'searchallForm\').submit(); return false;">可爱的小动物</a>　';
  str += '<a href="#" onclick="document.getElementById(\'searchallForm\').SearchKeywords.value=\'美丽的花\'; document.getElementById(\'searchallForm\').submit(); return false;">美丽的花</a>　';
  str += '<a href="#" onclick="document.getElementById(\'searchallForm\').SearchKeywords.value=\'旅游景点\'; document.getElementById(\'searchallForm\').submit(); return false;">旅游景点</a>　';
  str += '<a href="#" onclick="document.getElementById(\'searchallForm\').SearchKeywords.value=\'风景如画\'; document.getElementById(\'searchallForm\').submit(); return false;">风景如画</a>　';
  document.write(str);
}