Protected Sub Page_Init(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Init
Me.ID = "M"
End Sub

<
a ID="linkShare">Share</a>
<
telerik:RadToolTip ID="ShareDialog" runat="server" ManualClose="True" IsClientID="true" TargetControlID="linkShare" Width="400px" Skin="Vista"
RelativeTo="Element" Animation="Resize" ShowEvent="OnClick" Position="TopRight">
<asp:updatepanel runat="server" id="UpdatePanel1">
<contenttemplate>
<radTS:RadTabStrip ID="RadTabStrip1" runat="server" Skin="WebBlue" MultiPageID="RadMultiPage1"
SelectedIndex="0" CssClass="tabStrip">
<Tabs>
<radTS:Tab ID="tabShare" Text="Share">
</radTS:Tab>
<radTS:Tab ID="tabEmailFriend" Text="Email a friend">
</radTS:Tab>
<radTS:Tab ID="tabComment" Text="Comment">
</radTS:Tab>
</Tabs>
</radTS:RadTabStrip>
<radTS:RadMultiPage ID="RadMultiPage1" runat="server" SelectedIndex="0" CssClass="multiPage">
<radTS:PageView ID="RadPageView1" runat="server">
<div style="height: 100px;">height=100</div>
</radTS:PageView>
<radTS:PageView ID="RadPageView2" runat="server">
<div style="height: 200px;">height=200</div>
</radTS:PageView>
<radTS:PageView ID="RadPageView3" runat="server">
<div style="height: 300px;">height=300</div>
</radTS:PageView>
</radTS:RadMultiPage>
</contenttemplate>
</
asp:updatepanel>
</
telerik:RadToolTip>

The FindControl() method doesn't work for RadToolbars.
This is exploding in the code behind:
RadNumericTextBox resultCount = (RadNumericTextBox)DeploymentHistoryToolbar.FindControl("ResultTemplate").FindControl("txtResultCount");
Here is the front end code:
<
telerik:RadToolbar ID="DeploymentHistoryToolbar" runat="server" AutoPostBack="true"
ShortcutKey="Control" RadControlsDir="~/RadControls" DisplayEnds="true">
<Items>
<telerik:RadToolbarButton ID="btnRefresh" ToolTip="Refresh" DisplayType="ImageOnly"
ButtonImage="../../../../../images/Refresh.gif" Text="Refresh" CommandName="Refresh"
AccessKey="r" />
<telerik:RadToolBarButton ID="ResultTemplate" runat="server" ToolTip="Enter -1 to show all rows.">
<ItemTemplate>
<b class="toolBarText">Rows to show:</b>
<telerik:RadNumericTextBox ID="txtResultCount" runat="server" InvalidStyle-BackColor="red" NumberFormat-DecimalDigits="0" Value="-1" Width="60px">
</telerik:RadNumericTextBox>
</ItemTemplate>
</telerik:RadToolBarButton>
</Items>
</
telerik:RadToolbar>