Format tweaks

Signed-off-by: Eric Roberts <eric@cryode.com>
diff --git a/system/libraries/Form_validation.php b/system/libraries/Form_validation.php
index 19041bd..ecd5b18 100644
--- a/system/libraries/Form_validation.php
+++ b/system/libraries/Form_validation.php
@@ -819,7 +819,7 @@
 	protected function _build_error_msg($line, $field = '', $param = '')
 	{
 		// Check for %s in the string for legacy support.
-		if (strpos($line, '%s') !== false)
+		if (strpos($line, '%s') !== FALSE)
 		{
 			return sprintf($line, $field, $param);
 		}
@@ -1489,4 +1489,4 @@
 }
 
 /* End of file Form_validation.php */
-/* Location: ./system/libraries/Form_validation.php */
+/* Location: ./system/libraries/Form_validation.php */
\ No newline at end of file