MikroTik

hi.i have a qustion about my router config.
My question is, i have 3Adsl line from same isp.then i want to share these 4 adsl lines to my all cliants through my mikrotik Rb750g router at a same time without loadbalance configure...i mean ip 192.168.10.2-192.168.10.100=will use adsl1...ip 192.168.10.101-192.168.10.200 will use adsl2..ip 192.168.10.201-192.168.10.254 will use adsl3..so how can i configure that?
Plz anybody answer my question...kindly..i need help ..plz

If that's what you want search for Policy Based Routing in the forum and in the Wiki. It will give you the steps to set it up.