Problem connecting networks?help?

I want to connect my LAN to two remote offices in Dallas and Texas. I have two routers one for each office connected with T1 lines.Now I want to put the one PIX515e between my LAN to Dallas and Texas before both routers.So I have 3 ethernet interfaces. One connected with LAN switch, 2nd with Dallas router's ethernet and 3rd with Texas router's ethernet.following is the output of my PIX's sh run..

interface ethernet0 auto
interface ethernet1 auto
interface ethernet2 auto
nameif ethernet0 dallas security0
nameif ethernet1 inside security100
nameif ethernet2 texas security40
enable password xxxx
passwd xxxx
hostname xxxxxxxxx
fixup protocol dns maximum-length 512
fixup protocol ftp 21
fixup protocol h323 h225 1720
fixup protocol h323 ras 1718-1719
fixup protocol http 80
fixup protocol rsh 514
fixup protocol rtsp 554
fixup protocol sip 5060
fixup protocol sip udp 5060
fixup protocol skinny 2000
fixup protocol smtp 25
fixup protocol sqlnet 1521
fixup protocol tftp 69
names
access-list acl_out permit ip any any
pager lines 24
icmp permit any dallas
icmp permit any inside
mtu dallas 1500
mtu inside 1500
mtu texas 1500
ip address dallas 172.26.29.2 255.255.255.0
ip address inside 172.26.22.10 255.255.255.0
ip address texas 10.46.46.2 255.255.255.0
ip verify reverse-path interface dallas
ip verify reverse-path interface inside
ip audit info action alarm
ip audit attack action alarm
pdm logging informational 100
pdm history enable
arp timeout 14400
global (dallas) 1 172.26.29.10-172.26.29.50 netmask 255.255.255.0
global (dallas) 1 172.26.29.9 netmask 255.255.255.0
global (texas) 1 10.46.46.10-10.46.46.50 netmask 255.255.255.0
global (texas) 1 10.46.46.9
nat (inside) 1 0.0.0.0 0.0.0.0 0 0
access-group acl_out in interface dallas
access-group acl_out in interface inside
access-group acl_out in interface texas
route texas 10.2.1.0 255.255.255.0 10.46.46.1 1
route dallas 150.100.0.0 255.255.0.0 172.26.29.1 1
route dallas 192.168.30.0 255.255.255.0 172.26.29.1 1
timeout xlate 3:00:00
timeout conn 1:00:00 half-closed 0:10:00 udp 0:02:00 rpc 0:10:00 h225 1:00:00
timeout h323 0:05:00 mgcp 0:05:00 sip 0:30:00 sip_media 0:02:00
timeout uauth 0:05:00 absolute
aaa-server TACACS+ protocol tacacs+
aaa-server TACACS+ max-failed-attempts 3
aaa-server TACACS+ deadtime 10
aaa-server RADIUS protocol radius
aaa-server RADIUS max-failed-attempts 3
aaa-server RADIUS deadtime 10
aaa-server LOCAL protocol local
http server enable
http 192.168.1.0 255.255.255.0 inside
no snmp-server location
no snmp-server contact
snmp-server community public
no snmp-server enable traps
floodguard enable
telnet 172.26.22.0 255.255.255.0 inside
telnet timeout 5
ssh timeout 5
console timeout 0
dhcpd lease 3600
dhcpd ping_timeout 750
terminal width 80
Cryptochecksum:xxxx
: end


But from my LAN side I am totally unable to connect with both offices... from within the PIX I can ping remote office computers but not from LAN computers... Help me out please.