页面自动下载处理

<dx:ASPxButton ID="ASPxButton2" runat="server" HorizontalAlign="Center" Text="取消" style="float: left;margin-left:20px;" AutoPostBack="False" UseSubmitBehavior="False">
<clientsideevents click="function(s, e) {
queryPopup.Hide();
}" />
</dx:ASPxButton>