Tonight's program at the Pop Concert in Symphony Hall is as follows: 1.March, "Salve Imperator," Fucik 2. Overture, "Fra Diavolo," Auber 3. Waltz, "Chanteurs des Bois," Farbach 4. Selection, "Mlle. Modiste," Herbert 5. Ballet Music, "Sylvia," Delibes a. Chasseresses. b. Pizzicato. c. Cortege de Bacchus. 6. Entr'acte, "Midsummer," Marquarre 7. Selection, "Aida," Verdi 8. Two Movements from Suite "Peer Gynt," Grieg a. Morning Mood. b. Anitra's Dance. 9. Overture, "William Tell," Rossini 10. EnBadinant (for strings), D'Ambrosio 11. Waltz, "Barcarolle," Waldteufel 12. March, "Tambour battant," Messager