Fixed shortcode CSS display issues.

git-svn-id: https://plugins.svn.wordpress.org/freefolio/trunk@984726 b8457f37-d9ea-0310-8a92-e5e31aec5664
Fixed PHP warning.

git-svn-id: https://plugins.svn.wordpress.org/freefolio/trunk@984728 b8457f37-d9ea-0310-8a92-e5e31aec5664