<% Response.CacheControl = "no-cache" Response.AddHeader "Pragma", "no-cache" Response.Expires = -1 %> <% Function CheckCAPTCHA(valCAPTCHA) SessionCAPTCHA = Trim(Session("CAPTCHA")) Session("CAPTCHA") = vbNullString if Len(SessionCAPTCHA) < 1 then CheckCAPTCHA = False exit function end if if CStr(SessionCAPTCHA) = CStr(valCAPTCHA) then CheckCAPTCHA = True else CheckCAPTCHA = False end if End Function %> This Is CAPTCHA Image