NEW YORK (IFR) - Viacom Inc is preparing to go to market this week with a bond offering that is expected to total $1 billion, part of the struggling media company's plan to boost liquidity, three sources told Reuters.<div><a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=HhyReHKxxfs:Ekq6svSW7HE: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=HhyReHKxxfs:Ekq6svSW7HE:V_sGLiPBpWU"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=HhyReHKxxfs:Ekq6svSW7HE:V_sGLiPBpWU" border="0" /></a> <a href="http://feeds.reuters.com/~ff/reuters/technologyNews?a=HhyReHKxxfs:Ekq6svSW7HE:-BTjWOF_DHI"><img src="http://feeds.feedburner.com/~ff/reuters/technologyNews?i=HhyReHKxxfs:Ekq6svSW7HE:-BTjWOF_DHI" border="0" /></a></div><img src="http://feeds.feedburner.com/~r/reuters/technologyNews/~4/HhyReHKxxfs" height="1" width="1" alt="" />