|Your setup can be simlified by just having the wireless router connected to the incoming line and then to the switch.|
internet<>wireless router<>switch<>wired pcs
wireless pcs are off the wireless router.
Otherwise you connect the wireless router via a lan port [need a crossover cable] and not its wan port. You disable dhcp server on it as well as assign it a static ip like x.x.x.2 so you can admin it.
router1's dhcp flows thru the wireless to the pcs.