OPT[stylesandmetas]
OPT_VALUE[frmsessdata]
>>
OPT[M_TRUSTED_SENDER]
OPT[M_NEW_TRUSTED_SENDER]:
OPT[M_ADD]
OPT[M_DELETE]
OPT[opt]
>>
OPT[M_UNDESIRED_SENDER]:
OPT[M_NEW_UNDESIRED_SENDER]:
OPT[M_ADD]
OPT[M_DELETE]