An electroconductive composition including silver oxide; and a secondary aliphatic acid silver salt produced by using a secondary aliphatic acid having a boiling point of not higher than 200\xb0 C. The source glyph program defines a new glyph that corresponds to a character that is not present in the target font, e. The rivet member is movable in the opening of the tongue element to allow alignment of the mounting hole of the adapter card with the through hole of the rivet member thereby allowing the rivet attachment assembly to secure the adapter card in the electronic device.