Typing erros

git-svn-id: https://plugins.svn.wordpress.org/page-navi-slider/trunk@775417 b8457f37-d9ea-0310-8a92-e5e31aec5664
Typing errors

git-svn-id: https://plugins.svn.wordpress.org/page-navi-slider/trunk@775418 b8457f37-d9ea-0310-8a92-e5e31aec5664