there is probably a way to get into settings and disable alerts like that, sorta like disabling 'this page contains both secure and insecure content, do you want to view the insecure content' on Internet Explorer. but i never used that particular browser so i do not know how to get there.
Samsung Galaxy S3 (Stock, rooted TouchWiz)
Samsung Galaxy Tab 3 7.0 (non-rooted, stock)
Samsung Galaxy Tab 2 10.1 (obsolete, slow, rooted)
Samsung Galaxy Note 10.1 2014 Edition