$secret = "25LwBbJyMrUCE6rpVFEsTbAeHVB9wsNW";
			
			function fnEncrypt($sValue, $sSecretKey) {
				return rtrim(
					base64_encode(
						mcrypt_encrypt(
							MCRYPT_RIJNDAEL_256,
							$sSecretKey, $sValue, 
							MCRYPT_MODE_ECB, 
							mcrypt_create_iv(
								mcrypt_get_iv_size(
									MCRYPT_RIJNDAEL_256, 
									MCRYPT_MODE_ECB
								), 
								MCRYPT_RAND)
							)
						), "\0"
					);
			}

			function fnDecrypt($sValue, $sSecretKey) {
				return rtrim(
					mcrypt_decrypt(
						MCRYPT_RIJNDAEL_256, 
						$sSecretKey, 
						base64_decode($sValue), 
						MCRYPT_MODE_ECB,
						mcrypt_create_iv(
							mcrypt_get_iv_size(
								MCRYPT_RIJNDAEL_256,
								MCRYPT_MODE_ECB
							), 
							MCRYPT_RAND
						)
					), "\0"
				);
			}