The number shows you which musicfile is attached to a card:
( click the songtitel-link, to listen to the Real-Player-File before)
1 = Why am I so romantic ?
2 = Garden of the moon
3 = Mach rotes Licht, wir wollen Tango tanzen
4 = Our love affair
5 = Kann denn Liebe Suende sein ?
select = click on thumbnail

 
3 1
3
1
3
2

2

5

5
3
2
4
5 4 4