complex data  cannot be stored in a cookie. the best 
way to handle it....client variables, that are stored in 
a db or in the registry.  I think you can store in the registry
like you store in a db.  either way, I solved the same problem
you have by using a structure full of vars that are stored in session
variables while the user is active, and in client variables, while
the user is gone.

..tony

Tony Weeg
Senior Web Developer
Information System Design
Navtrak, Inc.
Fleet Management Solutions
www.navtrak.net
410.548.2337 


-----Original Message-----
From: Gyrus [mailto:gyrus@;rooted.freeuk.com] 
Sent: Friday, November 15, 2002 3:57 PM
To: CF-Talk
Subject: SOT: cookies / WDDX


I'm trying to build some multi-part forms that are supposed to store all
the
form data in cookies, so people can leave bits unfinished, come back at
a
later date and finish the form off.

The forms aren't *massive*, but they're not small either - not entirely
sure
how much data could be stored, but I'm trying to find out some limits to
plan the project.

It says in O'Reilly's JS Bible that web browsers don't store more than
20
cookies per domain and each cookie can't be more than 4 KB in size. Now,
4
KB is probably not enough to store ALL potential data - but 20 is not
enough
if I tried to store each *field* in a separate cookie.

I've heard about WDDX being used to interact between CF and JS, but I've
not
used it before, and I can't think how it could overcome the above cookie
limitations.

I'd be grateful if anyone had any more info on cookie limitations, or
ideas
about how to handle this situation (without a DB!).

Gyrus
[EMAIL PROTECTED]
work: http://www.tengai.co.uk
play: http://www.norlonto.net
PGP key available


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