Type: about:config in the address bar
Type General.useragent.extra.seamonkey ( on the are provided in the config area)
Click where it says seamonkey
Change it to: Firefox/1.5 Netscape/7.2 Seamonkey 1.1
Close the browser and Re open it.
I am not taking credit for this, like i said i came upon it while searching google.
Good Luck

UserAgent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.1.2pre) Gecko/20070111 Firefox/1.5 Netscape/7.2 (ax) SeaMonkey/1.1

