Maint page irule help

Small modification made. Please try.

when HTTP_REQUEST { 
    if { [active_members [LB::server pool]] == 0 } {
    HTTP::respond 200 content [ifile get "Maintenance_html"] noserver "Cache-Control"   "no-store, no-cache"
    return --Optional
}
  elseif { [active_members [LB::server pool]] > 0 } {
     check if client access from internal subnet
    if { [IP::addr [IP::client_addr]/8 equals 10.0.0.0] } {
        pool http_80
    } else {
        HTTP::respond 200 content [ifile get "Maintenance_html"] noserver "Cache-Control" "no-store, no-cache"
        }    
     } 
}