Warning: require(./thinkphp/setup.php) [function.require]: failed to open stream: No such file or directory in /home/qiquanco/public_html/install.php on line 10

Fatal error: require() [function.require]: Failed opening required './thinkphp/setup.php' (include_path='.:/opt/alt/php53/usr/share/pear:/opt/alt/php53/usr/share/php') in /home/qiquanco/public_html/install.php on line 10