JavaScript - http://192.168.0.1/h_dhcp.html
Javascript URL thread: "javascript:send_request()"
Error:
name: ReferenceError
message: Statement on line 324: Reference to undefined variable: mask
Backtrace:
  Line 324 of linked script http://192.168.0.1/public.js
    if (mask[order] != 255)
    else
      Line 84 of inline#1 script in http://192.168.0.1/h_dhcp.html
    if (! check_ip4(start_obj))
        else
          Line 1 of unknown script
    send_request();