Ralph loses old friends, and makes some new ones. IN JANUARY, JOHN PEARCE started a website devoted to discouraging Ralph Nader from running for president. Four years ago, Pearce, a 49-year-old businessman, supported Al Gore. He watched in horror as Nader, then the Green party candidate for president, siphoned off progressive votes from Gore in several key states like Florida. Pearce, who lives in California, a state that Gore won handily, thinks Nader played the spoiler in the 2000 election. Were it not for Nader, he feels, Al Gore would be president today. Pearce is not alone in thinking so....