<telerik:RadAjaxPanel LoadingPanelID="RadAjaxLoadingPanel1" ID="RadAjaxPanel1" runat="server">
<asp:Button ID="Button1" runat="server" Text="Button" onclick="Button1_Click" />
</telerik:RadAjaxPanel>
<telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" Enabled="true" runat="server" > <h1>upload</h1></telerik:RadAjaxLoadingPanel>
1)Put your button inside RadAjaxPanel
2)Place your image with proper css in place of Upload...
You will get to see your image on buttonclick .. and will hide automatically after code exceution...
:)
Is this what , you were looking for ;)
for Percentage follow this URL
http://www.telerik.com/community/forums/silverlight/busy-indicator/inserted-in-the-percentage-of-progress-busycontent.aspx[
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