We need a simple program to edit SMS fields stored in SIM card.
It is needed that ANY PDU field must be fully editable in a easy to use GUI; must interpret alphanumeric adresses coded according to GSM TS 03.38 7-bit default alphabet and be compatible with PC/SC readers; must be possible to create new SMS; list, delete, copy/paste SMS
Any GUI-supporting language welcome (must run under WindowsXp)