Mcrypt PHP To Mcrypt JS Conversion

Question

Is it possible to convert following php function which is using mcrypt standards to js using mcrypt lib.

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"
            );
    }