MILAN (Reuters) - The board of Italian broadcaster Mediaset said on Thursday it rejected an alternative proposal by Vivendi for the sale of its pay-TV unit and would seek legal action against the French media group.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mh1ml4GqGWU:VNwxvl397iw:yIl2AUoC8zA"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?d=yIl2AUoC8zA" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mh1ml4GqGWU:VNwxvl397iw:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=mh1ml4GqGWU:VNwxvl397iw:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=mh1ml4GqGWU:VNwxvl397iw:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=mh1ml4GqGWU:VNwxvl397iw:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/mh1ml4GqGWU" height="1" width="1" alt="" />