>I'll try to be a little more explicit.
>
>in Page.Activate
>

>   this.addproperty("AmIActive", .T.)
>

>in Page.Deactivate
>

>   if this.AmIActive
>      this.AmIActive = .F.
>      .... and the rest of what I want to do
>   endif
>

>So, the flag is on when the page is activated; the first time Deactivate is called, you do your stuff, and then turn off the flag so that if it should be de-activated again, you won't run your code again.
>
>Hope this is clear (oh, and that it works...)

I think, you meant to add a flag in page' Init, set it to true in the activate and re-set in Deactivate. Am I right?

This would not work, since after the Deactivate the Activate of the same page fires...