private void cmdZoomPage_Click(object sender, System.EventArgs e)
		{
			//Zoom to the whole page
			axPageLayoutControl1.ZoomToWholePage();

			//Get the IElement interface by finding an element by its name
			IElement element = m_PageLayoutControl.FindElementByName("ZoomExtent", 1);
			if (element != null)
			{
				//Delete the element
				m_PageLayoutControl.GraphicsContainer.DeleteElement(element);
				//Refresh the graphics
				m_PageLayoutControl.Refresh(esriViewDrawPhase.esriViewGraphics,Type.Missing, Type.Missing);
			}
		}
        private void cboMaps_SelectedIndexChanged(object sender, System.EventArgs e)
        {
            IPageLayoutControl pageLayoutControl = (IPageLayoutControl)axPageLayoutControl1.GetOcx();
            //Get IMapFrame interface
            IMapFrame element = (IMapFrame)pageLayoutControl.FindElementByName(cboMaps.Text, 1);

            //Set the FocusMap
            axPageLayoutControl1.ActiveView.FocusMap = element.Map;
        }