That Page needs Windows Media player. Go download K-Meleon extension to support WMP at
http://pagesperso-orange.fr/jujuland46/JujuLand/KMES/KMES-Generalities.html
Direct download link ActiveX for WMP:
http://perso.orange.fr/jujuland46/JujuLand/KMES/K-Ext110_ActiveX4WMP.exe
Shut down K-Meleon installed the extension. Media Player works on all pages with proper code.