Problem with my firewall

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Hi,
 
 I have this firewall script, the problem is that I can not connect to the webserver (123.45.67.2) from the local network (192.168.1.0)
 
Please help.
 
echo 1 > /proc/sys/net /ipv4/ip_forward
IPTABLES -F INPUT 
IPTABLES -F OUTPUT 
IPTABLES -F FORWARD
IPTABLES -P INPUT DROP 
IPTABLES -P OUTPUT DROP 
IPTABLES -P FORWARD DROP 
Iptables ?A INPUT  -i lo ?j ACCEPT
Iptables ?A OUTPUT  -o lo ?j ACCEPT
iptables -t nat -A POSTROUTING -s 192.168.1.0/24 -o eth0 -j MASQUERADE
iptables -A FORWARD -i eth1 -p tcp -d 123.45.67.2 --destination-port 80 
?m state --state NEW,ESTABLISHED  -j ACCEPT
iptables -A FORWARD ?p tcp -i eth0 ?-source-port 80 ?m state --state 
ESTABLISHED -j ACCEPT

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