or
In this sample in the official web, now if I want to see the tooltip and when I put the mouse in the southern part which name is Subject knowledge, the tooltip show the northern part which name is Experience.
<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server">
<AjaxSettings>
<telerik:AjaxSetting AjaxControlID="RadAjaxManager1">
<UpdatedControls>
<telerik:AjaxUpdatedControl ControlID="Thumbnail" />
</UpdatedControls>
</telerik:AjaxSetting>
</AjaxSettings>
</telerik:RadAjaxManager>
<telerik:RadAjaxLoadingPanel runat="server" ID="LoadingExamplePanel">
</telerik:RadAjaxLoadingPanel>
<span class="info"></span>
<div class="imageContainer">
<telerik:RadAsyncUpload ID="RadAsyncUpload1" runat="server" Skin="Forest" TargetFolder="~/images/Boats"
OnClientFileUploaded="fileUploaded" OnClientDeleting="clientDeleting"
onfileuploaded="RadAsyncUpload1_FileUploaded1">
</telerik:RadAsyncUpload>
<telerik:RadBinaryImage ID="Thumbnail" runat="server" />
andprotected void RadAsyncUpload1_FileUploaded1(object sender, FileUploadedEventArgs e)
{
Stream fileStream = e.File.InputStream;
byte[] imageData = new byte[e.File.InputStream.Length];
fileStream.Read(imageData, 0, (int)e.File.InputStream.Length);
Thumbnail.DataValue = imageData;
fileStream.Close();
}