Affix sidebar only if it is there on the page
Affix sidebar only if it is there on the page

Otherwise the page fails to load if there are no hits for any query
(i.e., when sidebar is not added to the page)

Signed-off-by: Anurag Priyam <6e6ab5ea9cb59fe7c35d2a1fc74443577eb60635@gmail.com>

yeban/sequenceserver,yeban/sequenceserver,yeban/sequenceserver,yeban/sequenceserver