When I save it (using host gator's online editor) it gives me this error message:

[a fatal error or timeout occurred while processing this directive]
And then when you click on it (the above error message) it takes you to this:

Code:
open configure.php failed: Permission denied at cpanel line 4774
	Carp::croak('open configure.php failed: Permission denied') called at /usr/local/cpanel/Cpanel/Fileman.pm line 1152
	Cpanel::Fileman::fmsavefile('%2fhome%2fsam%2fpublic_html%2fstore%2fincludes', 'configure.php', '<?php^M^J/**^M^J * @package Configuration Settings circa 1.3.9^M^J * @...', 1, 1) called at cpanel line 4774
	main::__ANON__('%2fhome%2fsam%2fpublic_html%2fstore%2fincludes', 'configure.php', '<?php^M^J/**^M^J * @package Configuration Settings circa 1.3.9^M^J * @...', 1, 1) called at cpanel line 1335
	eval {...} called at cpanel line 1335
	main::real_exectag('<cpanel Fileman="fmsavefi