ie scrollTop fix

git-svn-id: https://plugins.svn.wordpress.org/mystickymenu/trunk@877055 b8457f37-d9ea-0310-8a92-e5e31aec5664
tagging version 1.2

git-svn-id: https://plugins.svn.wordpress.org/mystickymenu/trunk@877056 b8457f37-d9ea-0310-8a92-e5e31aec5664