Thanks, if you can help, I appreciate it.
I installed PHP 5.03 from RPMs downloaded from http://www.rpmfind.net.
I followed these instructions:
http://www.whoopis.com/howtos/php5-mysql4-FC3-rpm.html
In httpd.conf, I put:
DirectoryIndex index.html index.html.var index.php
AddType Application/x-httpd-php .php
php_admin_flag register_globals On
php_admin_flag file_uploads On
<Location /savane>
AllowOverride None
</Location>
RewriteEngine on
RewriteLog /tmp/rewrite.log
RewriteRule /savane/users(.) /savane/users/?$1
RewriteRule /savane/projects(.) /savane/projects/?$1
<Location /savane/users>
SetOutputFilter PHP
SetInputFilter PHP
LimitRequestBody 524288
AcceptPathInfo on
</Location>
<Location /savane/projects>
SetOutputFilter PHP
SetInputFilter PHP
LimitRequestBody 524288
AcceptPathInfo on
</Location>
<Directory /var/www/html/savane>
Options Indexes FollowSymLinks
Order Allow,Deny
Allow from all
</Directory>