Two teams on different streaks, but with identical records, will meet when the Saints take on the 49ers at Monster Park in a battle of 2-and-4 teams.  San Francisco has dropped four straight after opening the season with two victories.  The 49ers were crushed 33-15 by the New York Giants last week at the Meadowlands.  Trent Dilfer started at quarterback and tossed for 209 yards with two touchdowns and two interceptions for the Niners.  Alex Smith will get the star at quarterback for San Fran after missing the last two games due to a shoulder injury.  After losing their first four games, the Saints have posted back-to-back victories over the Seahawks and Falcons.  Drew Brees threw for 219 yards and a pair of scores in the Saints’ 22-16 win over Atlanta in Week Seven.  The Saints have won three straight over the 49ers, including last years 34-10 victory in New Orleans.