or
<style type="text/css" > .trtxt { HoveredStyle-Font-Bold: true; } </style><telerik:RadTextBox ID="rtxtCity" runat="server" MaxLength="25" CssClass="trtxt" > </telerik:RadTextBox>
but the effect did not work.
Any suggestions?
var style = editor.get_contentArea().style;
var val = args.get_value();
style.backgroundImage = "none";
style.backgroundColor = val;

In the following code, RadAsyncUpload is not working in mozilla version 3.0.19
<asp:UpdatePanel ID="UpdatePanel3" runat ="server" UpdateMode ="Conditional" ><ContentTemplate > <telerik:RadPanelBar ID="RadPanelBar1" runat="server" ExpandMode ="MultipleExpandedItems" Width ="900px" Skin="Metro" Font-Names ="Arial" Font-Size ="12px" > <Items > <telerik:RadPanelItem Expanded ="False" Text="CALL INFORMATION" Font-Size ="Small" Font-Names="Arial"> <ContentTemplate > <asp:UpdatePanel ID="UpdatePanel5" runat ="server" EnableViewState ="true" UpdateMode ="Conditional" > <ContentTemplate > <telerik:RadAsyncUpload ID="RadAsyncUpload1" runat="server" Font-Names ="Arial" Font-Size ="12px" PostbackTriggers ="btnSave,btnSaveCallInfo" MultipleFileSelection ="Automatic" Width ="300px" AllowedFileExtensions =".jpg,.png,.jpeg,.gif,.bmp,.doc,.docx,.xls,.xlsx,.txt,.pdf" Localization-Select="Browse"> </telerik:RadAsyncUpload> </ContentTemplate> </asp:UpdatePanel> </ContentTemplate> </telerik:RadPanelItem> </Items> </telerik:RadPanelBar></ContentTemplate></asp:UpdatePanel><script type="text/javascript"> function ClientNodeClick(sender, eventArgs) { var contentPane = $find("<%=contentPane.ClientID %>"); var url ="text.aspx" contentPane.set_contentUrl(url); }</script>Protected Sub CompanyGrid_UpdateCommand(sender As Object, e As GridCommandEventArgs) Handles CompanyGrid.UpdateCommand Dim objEditedItem As GridEditableItem = CType(e.Item, GridEditableItem) Dim objTextBox As RadTextBox objTextBox = CType(objEditedItem.FindControl("txtCompanyname"), RadTextBox) If objTextBox.Text.Trim() = "" Then objTextBox.CssClass = "MandatoryField" e.Canceled = True Exit Sub End IfEnd Sub.MandatoryField{ margin-left: 0em; border:1px solid #397D47; background-color:#F77A80; font-size: 1.0em;}Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load If Not IsPostBack Then GetData() End IfEnd Sub