[Zope] download Excel File from Zope, even no security setting, the zope login dialog..

When I click the Excel/Word file name through the web link (developed in zope), the zope build basic login dialog box shows up, even these files do not have security. If I click the "Cancel" button, the Excel/Word file will be opened in the IE. Please help! _________________________________________________________________ Check out the coupons and bargains on MSN Offers! http://shopping.msn.com/softcontent/softcontent.aspx?scmId=1418