in firefox you can hold on control key and draw a rectangle with a webpage, then a pop menu come, you can select to open all links within the rectangle.
this is useful when you want to save time, because sometime the internet are slow.

Unburied

You can use this macro (code by jsnj). Highlight links with left mouse button, then right-click and select Snap Links from context menu. In order to work the macro disables pop-up block (if enabled).