>I have an application, I'm looking for a way to make configurable menues, depending of the user permision.
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>I have a lot of clients, and is impossible to make a standard level of permision.
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>Is there a easy way to do this, Can I create o Configure menues depending of users?

Look at GENMENUX. It allows you to wrap your menu definitions inside IF/ENDIF statements. You can download it from www.stevenblack.com.