or

function doClear() {
var dataSource = [];
$find('<%=radGridAppointment.ClientID %>').get_masterTableView().set_dataSource(dataSource);
$find('<%=radGridAppointment.ClientID %>').get_masterTableView().dataBind();
}
The radGridAppointment does being cleared successfully, but how come the default NoRecordsTemplate (No records to display.) is not shown? I need the this template to be shown as well, instead of clearing the grid only.
protected void RadGridHierarchy_NeedDataSource(object sender, Telerik.Web.UI.GridNeedDataSourceEventArgs e){ if (!e.IsFromDetailTable) { RadGridHierarchy.DataSource = GetMaterialHierarchyDataTableFiltered("ROOT", false); }}protected void RadGridHierarchy_DetailTableDataBind(object sender, Telerik.Web.UI.GridDetailTableDataBindEventArgs e){ GridDataItem dataItem = (GridDataItem)e.DetailTableView.ParentItem; string ParentCode = dataItem.GetDataKeyValue("MaterialHierarchyNodeCode").ToString(); e.DetailTableView.DataSource = GetMaterialHierarchyDataTableFiltered(ParentCode, false); }protected void RadGridHierarchy_PreRender(object sender, EventArgs e){ SaveGridValues(); if (_expandedItem != null && _expandedItem.Expanded) { if (_expandedItem.HasChildItems) { foreach (GridTableView view in _expandedItem.ChildItem.NestedTableViews) { foreach (GridDataItem item in view.Items) { item.Edit = true; } view.Rebind(); } } } for (int i = 0; i < RadGridHierarchy.MasterTableView.Items.Count; i++) { RadGridHierarchy.EditIndexes.Add(i); } RadGridHierarchy.Rebind();}protected void RadGridHierarchy_ItemCommand(object sender, GridCommandEventArgs e){ if (e.CommandName == RadGrid.ExpandCollapseCommandName) { _expandedItem = (GridDataItem)e.Item; }}I have a graph with 8 series. Four bars and four line series. I need to add a new figure to the legends of line graphics and only them. How do I add new pictures?

Dim control As New RadTextBox()control.ID = "txtpassword"control.Text = obj.FieldValuecontrol.CssClass = obj.CssClasscontrol.WrapperCssClass = obj.WrapperCssClasscontrol.AutoPostBack = obj.IsAutoPostBackcontrol.TextMode = obj.TextMode