function display_select_locations(){
  document.write(
    '<option value="./class00001.html">»°¸®Ãã²°Ëܹ»',
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    /*'<option value="./class00040.html">°¤º´¥öë¹»',*/
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    );
}

function change_location(option_item)
{
  if( option_item.options[option_item.selectedIndex].value ){
    location.href = option_item.options[option_item.selectedIndex].value;
  }

}

function go_location(){
  location.href = document.classesform.class_opt.options[document.classesform.class_opt.selectedIndex].value;
}