how to redirect from ajax Tab to another aspx page using iframe

Question

---this is tab page

 <asp:TabContainer ID="TabContainer1" runat="server"     ActiveTabIndex="0" style="width: 100%;">  
            <asp:TabPanel runat="server" HeaderText="Step1" ID="TabPanel1">  
              
            
            </asp:TabPanel>  
            <asp:TabPanel ID="TabPanel2" runat="server" HeaderText="Step2">
               

            </asp:TabPanel>  
               <asp:TabPanel ID="TabPanel3" runat="server" HeaderText="Step3">
                

            </asp:TabPanel>  
             
               

            </asp:TabPanel>  

 

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redicted page name is ShowReport.aspx