fix errored ports


git-svn-id: http://observium.org/svn/observer/trunk@3972 61d68cd4-352d-0410-923a-c4978735b2b8
fix alerted=yes on ports page


git-svn-id: http://observium.org/svn/observer/trunk@3973 61d68cd4-352d-0410-923a-c4978735b2b8