5. The circuit according to claim 1, wherein the first language is selected from the group consisting of German, French and Spanish.
5. The circuit according to claim 1, wherein the first language is selected from the group consisting of German, French and Spanish. 6. The circuit according to claim 5, wherein the specific symbol is selected from the group consisting of "umlaut" in German, "cedille" in French, "trema" in French and "tilde" in Spanish.