** Shares of British multimedia company National World NWOR.L rise about 4% to 22.60p
** Company confirms approach from Eldridge Media Holdings (EMH), owned by soccer club Chelsea's co-owner Todd Boehly, regarding a possible takeover offer
** NWOR says it will consider the terms of any proposal put forward by EMH that may deliver superior value to its shareholders
** National World last month agreed to a takeover offer from a unit of media company Media Concierge (Holdings) Ltd
** Including session's gains, NWOR up 1.4% YTD
(Reporting by Aby Jose Koilparambil in Bengaluru)
((abyjose.koilparambil@thomsonreuters.com))