function dummy()
{
  alert('¥À¥ß¡¼');
}

// Unicode to URL encoded UTF-8
function URLencode(str){
  var i, encoded_str, char_code, padded_str;
  encoded_str = "";

  for (i = 0; i < str.length; i++) {
    char_code = str.charCodeAt(i);
    if (char_code == 0x20){
      // space -> "+"
      encoded_str += "+";
    } else {
      if (((0x30 <= char_code) && (char_code <= 0x39)) || ((0x41 <= char_code) && (char_code <= 0x5a)) || ((0x61 <= char_code) && (char_code <= 0x7a))){
        // [0-9a-z-A-Z]
        // no escape
        encoded_str += str.charAt(i);
      } else if ((char_code == 0x2a) || (char_code == 0x2e) || (char_code == 0x2d) || (char_code == 0x5f)) {
        // [.-_]
        // no escape
        encoded_str += str.charAt(i);
      } else {
        // for internal unicode to UTF-8
        // Ref. http://homepage3.nifty.com/aokura/jscript/utf8.html
        // Ref. http://homepage1.nifty.com/nomenclator/unicode/ucs_utf.htm
        if ( char_code > 0xffff ) {
          encoded_str += "%" + ((char_code >> 18) | 0xf0).toString(16).toUpperCase();
          encoded_str += "%" + (((char_code >> 12) & 0x3f) | 0x80).toString(16).toUpperCase();
          encoded_str += "%" + (((char_code >> 6) & 0x3f) | 0x80).toString(16).toUpperCase();
          encoded_str += "%" + ((char_code & 0x3f) | 0x80).toString(16).toUpperCase();
        } else if ( char_code > 0x7ff ) {
          encoded_str += "%" + ((char_code >> 12) | 0xe0).toString(16).toUpperCase();
          encoded_str += "%" + (((char_code >> 6) & 0x3f) | 0x80).toString(16).toUpperCase();
          encoded_str += "%" + ((char_code & 0x3f) | 0x80).toString(16).toUpperCase();
        } else if ( char_code > 0x7f ) {
          encoded_str += "%" + (((char_code >> 6) & 0x1f) | 0xc0).toString(16).toUpperCase();
          encoded_str += "%" + ((char_code & 0x3f) | 0x80).toString(16).toUpperCase();
        } else {
          // for ascii
          padded_str = "0" + char_code.toString(16).toUpperCase();
          encoded_str += "%" + padded_str.substr(padded_str.length - 2, 2);
        }
      }
    }
  }
  return encoded_str;
}