Modal / Update Panel

Hi I am stuck
Why dont the buttons work in the Modal. I am hopeing to get google maps to work in here, but at the moment I cant get the basics to work. I want to do anync post back from the window to update the Map DB
<cc1:ModalPopupExtender ID="ModalPopupExtender1" runat="server" CancelControlID="btnModalCancel" TargetControlID="btnHiddenSC" PopupControlID="PanelEditor" BackgroundCssClass="modalBackground" /> <asp:Button ID="btnHiddenSC" style="display:none" runat="server"/> <asp:Panel ID="PanelEditor" runat="server" Style="display: none;"> <asp:UpdatePanel ID="UpdatePanel2" runat="server" UpdateMode="Conditional"> <ContentTemplate> <div> <div style="border: 5px grey solid; width: 800px; height: 600px; background: #FFFFFF; border-radius: 5px; box-shadow: 10px 10px 5px #aaaaaa;"> <div style="height: 30px; line-heigh ...