2013-08-19 Hirofumi Kosaka <kosaka@rworks.jp>

	* include/functions_api.php: Small Fix. Corrected error message.

	MERGED FROM branch4.x



git-svn-id: https://svn.code.sf.net/p/pandora/code/trunk@8678 c3f86ba8-e40f-0410-aaad-9ba5e7f4b01f