Following is the program of the Pop Concert at Symphony Hall tonight: 1. March, "Prophet," Meyerbeer 2. Suite from Ballet, "Sylvia," Delibes 3. Waltz, "Vienna Blood," Strauss 4. Selection, "Aida," Verdi 5. Suite No 1, Moszkowski 6. Spring Song, Mendelssohn 7. Waltz Caprice, Rubinstein 8. Country Dance, Nevin 9. Overture, "Orpheus aux Enfers," Offenbach 10. Waltz, "In lauschiger Nacht," Ziehrer 11. Selection, "Rounders," Erlanger 12. March, "Washington Post," Sousa