The site uses HTTP streams,and
Replay Media Catcher works here
You just need to add a new file type in plugin option to make RMC work here
To do this,click Tools > Settings > Highlight Capture HTTP Media Streams > Plugin Options
Insert the following values
Type: audio
Subtype: mpeg3
Description: mpeg3
Default Ext: mp3
Check use and then click Update
You should now be able to download music from this site
Hope that helps