bug fix


git-svn-id: https://plugins.svn.wordpress.org/koimoi-box-office/trunk@778730 b8457f37-d9ea-0310-8a92-e5e31aec5664
bug fix

git-svn-id: https://plugins.svn.wordpress.org/koimoi-box-office/trunk@778731 b8457f37-d9ea-0310-8a92-e5e31aec5664
bug fix

git-svn-id: https://plugins.svn.wordpress.org/koimoi-box-office/trunk@778732 b8457f37-d9ea-0310-8a92-e5e31aec5664