RewriteEngine on

RewriteCond %{HTTP_HOST} ^www.eprl.com.br [nc]
RewriteRule ^$ "http\:\/\/www\.eprl\.com\.br\/eprl\/index\.htm" [R=302,L]

RewriteCond %{HTTP_HOST} ^www.ameritec.com.br [nc]
RewriteRule ^$ "http\:\/\/www\.ameritec\.com\.br\/ameritec\/index\.htm" [R=302,L]