/home/tropo/git/website/pj-tropo2/tro/tro_kiji_hp.rb:250:in `gsub!': can't modify frozen String: "" (FrozenError)<br />
	from /home/tropo/git/website/pj-tropo2/tro/tro_kiji_hp.rb:250:in `kiji_hp_get_style'<br />
	from /home/tropo/git/website/pj-tropo2/tro/tp_homepg.rb:78:in `homepg'<br />
	from /usr/local/tropo2/tropo.rb:195:in `serve'<br />
	from /usr/local/tropo2/tropo.rb:237:in `<main>'<br />