loc = String(location.href);
host = loc.substr("http://".length);
hostDir = host.substr(host.indexOf("/"));
host = host.substr(0,host.indexOf("/"));
match = host.match(/\.(php|php4|php5|html|htm)\z/i);
msg("match = "+match);
page = host.substr(host.lastIndexOf("/"));
host = host.substr(0,host.lastIndexOf("/"));
msg("host = "+host);
msg("hostDir = "+hostDir);
msg("page = "+page);