twitter bootstrap 3 - efficiency of duplicating content and hiding vs cloning via javascript. -


i using twitter bootstrap , have templated menu area shows in different areas depending on screen size.

which provide best browser efficiency? render menu area in 2 different areas , show/hide based on sizes or use javascript clone original menu area , place in page when breakpoints met?

it seem simpler create multiple multiple divs on original render , manipulate hide/show needed, looking other perspectives.


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