by Frank Macek As you know, Congress was so dead set on enacting legislation to move up the start of Daylight Savings Time from April to March. What you may not know is this move is having a negative impact on evening TV viewing already in just the first few days since Sunday morning's change. The intentions of legislators were good for those who felt the extra daylight will help conserve energy, although one could immediately argue against that notion. However, it's also giving viewers the chance to get more work down in the evening hours while spending less time in front of their tv screens. According to national Nielsen trends, Sunday night saw a nearly 7% slip in the 7 pm hour compared to a week before. For younger demographics, the slip was even more dramatic - down 12% for adults 18-49 who simply chose not to watch TV as early. Monday was not any better with three 8 pm shows on NBC, ABC and FOX seeing the worst series numbers. Tuesday remained off. Will this get any bette...