-- U.K. cable TV operator and broadband and telephony services provider Virgin Media Inc. has completed a major three-year refinancing program, resulting in an improved capital structure. -- The group's operations have proved to be resilient in a difficult economic environment in the U.K. -- We are raising our long-term corporate credit rating on VMI to 'BB-' from 'B+'. -- The positive outlook reflects the potential for further rating upside should the group's credit metrics improve on the back of enhanced free operating cash flows. LONDON (Standard&Poor's) May 10, 2010--Standard&Poor's Ratings Services said today that it raised to 'BB-' from 'B+' its long-term corporate credit rating on U.K. cable-TV (CATV) operator Virgin Media Inc. (VMI). The