Disney Expanding Video Game Investment  LOS ANGELES (Reuters) - Walt Disney Co. &lt;A HREF="http://www.reuters.co.uk/financeQuoteLookup.jhtml?ticker=DIS.N qtype=sym infotype=info qcat=news"&gt;DIS.N&lt;/A&gt; is  increasing investment in video games for hand-held devices and  plans to look for acquisitions of small game publishers and  developers, Disney consumer products Chairman Andy Mooney said  on Monday.