var htmlfiles= new Array(
'Frogs', 'frogs.html',
'Fish', 'fish.html',
// secondary category
'Fish 2', 'fish2.html',
'Sharks and Rays', 'sharksandrays.html',
'Tunicates', 'tunicates.html',
'Echinoderms', 'echinoderms.html',
'Insects', 'insects.html',
'Crustaceans', 'crustaceans.html',
'Spiders', 'spiders.html',
// secondary category
'Spiders 2', 'spiders2.html',
'Worms', 'worms.html',
'Cephalopods', 'cephalopods.html',
'Gastropods', 'gastropods.html',
'Stony Corals', 'scleractinia.html',
'Sea Anemones', 'seaanemones.html',
'Soft Corals', 'softcorals.html',
'')
numhtmlfiles = htmlfiles.length