Gui missing when viewing via the web

Hi All,
I've got a new install, this is my status:

SYSTEM INFORMATION
Asterisk   = ONLINE  | Dahdi     = ONLINE  | MySQL     = ONLINE
SSH        = ONLINE  | Apache    = ONLINE  | Iptables  = ONLINE
Fail2ban   = ONLINE  | Internet  = ONLINE  | Ip6Tables = ONLINE
Disk Free  = ADEQUATE| Mem Free  = ADEQUATE| NTPD      = ONLINE
SendMail   = ONLINE  | Samba     = OFFLINE | Webmin    = ONLINE
Ethernet0  = ONLINE  | Ethernet1 = N/A     | Wlan0     = N/A

PIAF Installed Version   = 3.0.6.7 under *KVM*
FreePBX Version          = 12.0.76.2
Running Asterisk Version = 12.8.1
Asterisk Source Version  = 12.8.1
Dahdi Source Version     = 2.10.0.1
Libpri Source Version    = 1.4.15
IP Address               = xx.xxx.x.xxx on eth0
Operating System         = CentOS release 6.7 (Final) ><
Kernel Version           = 2.6.32-573.8.1.el6.x86_64 - 64 Bit

when I access my gui from my home pc it prompts me for the username and password - I use wwwadmin and the password, it logs me in but only shows this:

iqvsz6.jpg752x481 15.7 KB

I've checked my iptables etc and I don't think i've got any rules stopping access (it shouldnt even ask for the username and password if the ip was banned etc - what on earth is wrong with it?