+-----+
| LAN |--------+
+-----+        |  ports labeled "lan"   +----+
               | /   +------------------| PC |
               |/    |                  +----+
             +-o-o-o-o-+  
+--------+   | D-LINK  |  
|Internet|---o DIR-330 +==< wifi0, wifi1
+--------+  /|         |\
           / +---------+ \
port labeled              wifi interface
"Internet"

I want to cofigure a two wifi network:
1. wifi0 is bridged to LAN
2. all ports labeled "lan" are bridged to LAN
3. wifi1 connect via NAT to the Internet.
4. dhcp0 for wifi0
5. dhcp1 for wifi1

How I can do this?