Bootstrap glyphicon /导航栏显示弹出窗口

I'm using a few things from bootstrap in my template, like glyphicon's and a navbar. Which is on my "forum.php". Now when I want to delete a topic, I want a javascript popup to show up which is working just fine. But through that popup I can see bootstraps navbar and glyphicon. How do I fix this?I'm using a few things from bootstrap in my tem