Because it doesn't defeat agents that parse the source of the page. Cheers, Kris
> I understand that captcha technology creates manipulated-text images to > check that it's really a person filling in a form. I recently read > (possibly here) that it's to defeat OCR's? > > I have absolutley no idea what spammer-tech is out there, but I was > wondering why something like > <span color:black;background:black;">random-text</span> that could be > cut-and pasted into a (similarly-styled) input field wouldn't achieve the > same thing? ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| Introducing the Fusion Authority Quarterly Update. 80 pages of hard-hitting, up-to-date ColdFusion information by your peers, delivered to your door four times a year. http://www.fusionauthority.com/quarterly Archive: http://www.houseoffusion.com/groups/CF-Talk/message.cfm/messageid:249827 Subscription: http://www.houseoffusion.com/groups/CF-Talk/subscribe.cfm Unsubscribe: http://www.houseoffusion.com/cf_lists/unsubscribe.cfm?user=89.70.4
