or

function ChangeBackColor(sender) {sender.get_styles().EnabledStyle[0] += "background-color: lemonchiffon;"; sender.updateCssClass(); }OnClientSelectedIndexChanged="ChangeBackColorCombo"
function ChangeBackColorCombo(sender, args) { var inputElement = sender.get_inputDomElement(); inputElement.style.backgroundColor = "lemonchiffon"; }<telerik:RadHtmlChart runat="server" ChartTitle-Text="Courbe FR" DataSourceID="SqlDataSource1" ID="RadHtmlChart1" Width="800" Height="500"> <PlotArea> <Series> <telerik:LineSeries Name="École" DataFieldY="rlEcole"> <Appearance> <FillStyle BackgroundColor="Blue" /> </Appearance> <TooltipsAppearance Color="White" /> </telerik:LineSeries> <telerik:LineSeries Name="District" DataFieldY="rlDistrict"> <Appearance> <FillStyle BackgroundColor="Green" /> </Appearance> <TooltipsAppearance Color="White" /> </telerik:LineSeries> <telerik:LineSeries Name="Province" DataFieldY="rlProvince"> <Appearance> <FillStyle BackgroundColor="Red" /> </Appearance> <TooltipsAppearance Color="White" /> </telerik:LineSeries> </Series> <YAxis> <TitleAppearance Text="%" > <TextStyle FontSize="16px"></TextStyle> </TitleAppearance> </YAxis> <XAxis DataLabelsField="strAnnee"> <LabelsAppearance /> </XAxis> </PlotArea>$(document).ready(function () { var MasterTable = $find("<%= RadGridSec31.ClientID %>").get_masterTableView(); var Rows = MasterTable.get_dataItems(); var row = Rows[0]; var testWidth = row.get_element().cells[4].width; alert(testWidth); //--> This returns an empty string});foreach (GridDataItem dataitem in rgReview.Items) { if (dataitem.ItemType == GridItemType.AlternatingItem || dataitem.ItemType == GridItemType.Item) { GridEditableItem item = (GridEditableItem) dataitem; radGridReviewsUserControl userControl = (radGridReviewsUserControl)item.FindControl(GridEditFormItem.EditFormUserControlID); string test = ""; radGridReviewsUserControl uc = FindControl<radGridReviewsUserControl>(dataitem.Controls); } }