Do you have any MODs installed?
Make sure you have the following function in inc_func_common.asp:function dWStatus(strMsg)
dWStatus = " onMouseOver=""(window.status='" & Replace(strMsg, "'", "\'") & "'); return true"" onMouseOut=""(window.status=''); return true"""
end function
(lines 1427-1429 in an unmodified inc_func_common.asp file from Snitz v3.4.05)