.ɥʇɐǝp sıɥ ɟo ʎɹɐsɹǝʌıuuɐ ɥʇ00Ϛ ǝɥʇ ǝʇɐɹoɯǝɯɯoɔ oʇ 'ıɔuıΛ ɐᗡ opɹɐuoǝ˥ ʇnoqɐ ǝɯɐƃ ǝʌıʇɐɹoqɐɿɿoɔ ɐ ǝʇɐǝɹɔ 'sɯɐǝʇ ɿɐuoıʇɐuɹǝʇuı oʇuı pǝdnoɹƃ sʇuǝpnʇS [ perbosc.arts.free.fr/code-up-down.html ]