如果我理解这个问题，我认为您希望边栏滚动显示与主要内容无关.

If I understand the question, I think you're looking to have the sidebar scroll independently of the main content.

看看这个Bootply示例是否有效.

See if this Bootply example works..

http://bootply.com/101543

Facebook样式模板: http://www.bootstrapzero.com/bootstrap-template/facebook

Facebook style template: http://www.bootstrapzero.com/bootstrap-template/facebook