European Union lawmakers are investigating <A HREF="http://news.zdnet.com/2100-9588_22-6077464.html?tag=zdnn.alert">a proposed tax on emails</A> and mobile phone text messages as a way to fund the 25-member bloc in the future. A European Parliament working group is reviewing the idea, tabled by Alain Lamassoure, a prominent French MEP and member of the center-right European People's Party, the assembly's largest group.