javascript causes errors but still works?

[mattbullis]

I have a drop down menu script that opens on top of the frame. But i always get object expected on line 15. Sometimes the error only occures when i RETURN to the page.
the web address is http://openuniverse.net/http/test.htm
Thanks in advance for the help!
MattBullis

Script is below
<FORM action="" method=post name=Form ><B><FONT size=+4></FONT></B>
<CENTER><SELECT name=select
onchange=parent.top.location=(form.select.options[form.select.selectedIndex].value) >
<OPTION selected>Free Stuff<OPTION
value=http://www.thewebworld.com>Free Hosting<OPTION
value=http://www.atomicsites.com>Free Content<OPTION
value=http://www.ContactByMail.com>Free Email<OPTION
value=http://www.thegreatsearch.com>Search</OPTION></SELECT></CENTER>
</FORM>