[Zope] how suppress http based authentication window of zope

Dear All, As per my information zope provide http based authentication and not support cookies based authentication . I used CookieCrumbler,exUserFolder,fcForum Products but it not so useful and robust . I want to suppress login wnidow of the zope which genarated by browser and replace to that I want to show user login form. Is any way to do that if you have any information or any one who working on zope devlopment to make zope support for cookies based authentication. please help me! thanks and regards, vaibhi