multi WAN connections

hello

i am a newbie gota a dumb ? would like to load balance and failover 3 wan connections

wan1 64.x.x.1/25 384/6mb
wan2 67.x.x.126/29 2.3mb sdsl
wan3 64.x.x.177/26 2.3mb sdsl

local network
can i have 3 nated networks . i tried it did not work
lan1 192.x.x.1/24 local internal nat
lan2 10.10.x.1/24 local Server room nat
wan1 10.1.1.1/24 Wireless connection . need to have static

like to bandwidth manage all 3 networks in and out

on wan will need to forward some of wan1 and wan2 ip address for now would also like to forward wan3 .

this probly simple
any help would be great

randy

take alook at these examples:
http://www.mikrotik.com/docs/ros/2.8/appex/scripting1.content#11.2.4

Edgars

thanks for the info