If you've got a $100 bill to spare, grab it. Now crumple it up and throw it away. Or set fire to it. Then do it nine to 14 more times, until we tell you you've kicked in your share. "My share for what?" you ask. Why, your $1,000 to $1,500 share of the savings and loan bailout. That's about what the average U.S. taxpayer, by some estimates, will have to come up with to help save mismanaged savings and loans that squandered billions during the 1980s. Of course, you don't have to kick in your share all at once; it will take more than a decade to pay for it all, perhaps as many as 30