Old Sacramento in the fall would be a little more lifeless without its scarecrows. Every year for at least a decade, the scarecrows have turned up on balconies, wooden sidewalks and a spooky-looking park to enchant visitors. But the scarecrows fell apart as they grew older. Business owners have become reluctant to adopt them for storefronts in recent years. So six Sacramento artists -- most who live in the grid -- were recruited to breathe new life (death?) into more than two dozen scarecrows in time for Halloween. Melissa Martinez, the Old Sacramento Business Association's new leader, is playing up Halloween in the business district this year to draw more visitors and shoppers. "This