How Can I Call Accordion_Itemdatabound() Event Inside A Button_Click() Event

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ASP.NET

Ajax

C#3.5

Hi experts,
I want to call below mentioned event inside another button_click event
Accordion_ItemDataBound(object sender, AjaxControlToolkit.AccordionItemEventArgs e)

like
protected void lnkbtnNext_Click(object sender, EventArgs e)
{
Accordion_ItemDataBound(object sender, AjaxControlToolkit.AccordionItemEventArgs e)
}

can any one please guide me ??

thanks in advance
(Keerthi Kumar)