Ian Thorpe had little to say after his first major swim in 17 months at the Commonwealth Games Trials last night in Melbourne.'Sluggish at best' was all the swim star would say.The comment is believed to be aimed at promoting Thorpe's new underwear line made for the 'lesser man.'Thorpe told fashion analysts that the 'Slug-smuggler' range were designed to accentuate the finer points of a man 'not