P3P Policy

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http://stackoverflow.com/questions/389456/cookie-blocked-not-saved-in-iframe-in-internet-explorer

The problem

I got it to work, but the solution is a bit complex, so bear with me.
1. Create a written privacy policy for your company or organization. You may want to consult the P3P Guiding Principles Document for resources and helpful hints. http://www.w3.org/P3P/details.html

What is P3P ?

http://support.microsoft.com/kb/174360 The article describes the types of security zones in Microsoft Internet Explorer, and how to configure different levels of security for Web sites that you visit.

IE Security Zones

Safari workaround ?

http://anantgarg.com/2010/02/18/cross-domain-cookies-in-safari/ The Problem Safari does not allow cross-domain cookies.
http://msdn.microsoft.com/en-us/library/ms533028(v=VS.85).aspx [This documentation is preliminary and is subject to change.]

About Cross-Frame Scripting and Security

Pour IE c'est bon non ? (j'ai testé le coup du reload, ca marche). Pour safari il faudrait mettre le document.domain ? En effet c'est pas une tache forcement très simple puisque l'overlay se charge avec les params dans le #... by nicolas Apr 26