Error on page !

[chris@lite.dk]

Hi
Iam sitting here and wondering if someone have the same problem when targeting to a frame

i use'< iframe>'but when i write this line here

,"chat","http://www.daterdk.dk:8080/jchatbox/skin_mirc/login.jsp target=main",,,1

then i get a error

if i remove the 'target=main' then i DONT get errors

Iam using the latest version of the menu

Please help
Chris