Add redirect html to php

RewriteEngine on

RewriteBase /
RewriteRule index.html?$ index.php
RewriteRule about_us.html?$ about_us.php
RewriteRule services.html?$ services.php
RewriteRule gallery.html?$ gallery.php
RewriteRule contact_us.html?$ contact_us.php
RewriteRule thankyou.html?$ thankyou.php
RewriteRule ^(.+).html$ album-details.php?pagename=$1 [L]
# php -- BEGIN cPanel-generated handler, do not edit
# Set the “eig-php52” package as the default “PHP” programming language.
<IfModule mime_module>
  AddHandler application/x-httpd-eig-php52 .php .php5 .phtml
</IfModule>
# php -- END cPanel-generated handler, do not edit