i adding feature website client, showing div on login page if cookies disabled. first started testing within chrome, turned off cookies, , after if (document.cookies == "") { // show div tell users cookies disabled on machine. } everything works. in codebehind on page_load attempting set cookie protected void page_load(object sender, eventargs e) { response.cookies["test"].value = "test"; response.cookies["test"].expires = datetime.now.adddays(1); } all seems in chrome land. next, go on ie7, block cookies, , safety sake, delete history , cookies in case. expected see div didn't. so, added else if (document.cookies == "" ) { } read cookie in javascript , sure enough there test cookie. i went tools -> internnet options -> privacy tab -> , moved slider way top, 'block cookies'. in privacy tab, clicked 'advanced' button , set both first party cookies , third party cookies prompt. i...