Log Message:
-----------
Enable 'return' button if all nodes are detached and a node is active.
Modified Files:
--------------
pgpoolAdmin:
nodeStatus.php (r1.4 -> r1.5)
(http://cvs.pgfoundry.org/cgi-bin/cvsweb.cgi/pgpool/pgpoolAdmin/nodeStatus.php.diff?r1=1.4&r2=1.5)