ASPxPopupControl控件点击关闭按钮触发的事件；上下居中和左右居中

ClientSideEvents-CloseButtonClick=“ClosePopDialog” 关闭按钮触发的点击事件
PopupHorizontalAlign="WindowCenter"控制左右居中
PopupVerticalAlign=“TopSides” 控制置顶
PopupVerticalAlign=“LeftSides” 控制偏左

        <dx:ASPxPopupControl ID="AUDITOR_ASP" ClientInstanceName="AUDITOR_ASP" runat="server" ClientSideEvents-CloseButtonClick="ClosePopDialog"
            HeaderText="待处理人"
            AllowDragging="True" AllowResize="True" Width="380px" Height="150px" PopupHorizontalAlign="WindowCenter" PopupVerticalAlign="TopSides">
        </dx:ASPxPopupControl>

        function ClosePopDialog() {
            AUDITOR_ASP.Hide();
            //PanelHead.PerformCallback("Apply");
        }