Redraw chart in content page

[David]

Hi,

    My tab strip has ContentUrl page, which has charts.

    In some situations these charts becoming invisible and require redraw.

    How can i redraw them from "parent", considering charts being in content page?

Thank you

David

[David]

In case i haven't been clear.

I am trying to redraw chart in tab, but can't get the control because the chart is in the other page pointed to by ContentUrl

Please suggest something

Thank you