I've written an application using Q3 2008 controls. The application runs correctly in IE7 and Firefox, however a problem occurs using IE6.
I am using a radcombobox with a listbox below to allow items to be searched for and added to the listbox. When a search is carried out after an initial search, the dropdown menu is partly hidden behind the listbox:
e.g.
http://i41.tinypic.com/14c8eog.jpg
I've created a small demo to recreate the problem. To replicate, type a search, and type "test" for the 2nd:
    
                                I am using a radcombobox with a listbox below to allow items to be searched for and added to the listbox. When a search is carried out after an initial search, the dropdown menu is partly hidden behind the listbox:
e.g.
http://i41.tinypic.com/14c8eog.jpg
I've created a small demo to recreate the problem. To replicate, type a search, and type "test" for the 2nd:
| <%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Test.aspx.cs" Inherits="TestApp.WebApplication.Test" %> | 
| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> | 
| <html xmlns="http://www.w3.org/1999/xhtml" > | 
| <head runat="server"> | 
| <title>Untitled Page</title> | 
| </head> | 
| <body> | 
| <form id="form1" runat="server"> | 
| <div> | 
| <telerik:RadScriptManager ID="RadScriptManager1" Runat="server"> | 
| </telerik:RadScriptManager> | 
| <telerik:RadComboBox ID="EmployeeSearchRadComboBox" Runat="server" | 
| AllowCustomText="True" EnableLoadOnDemand="True" ShowToggleImage="False" | 
| onitemsrequested="EmployeeSearchRadComboBox_ItemsRequested" | 
| ShowDropDownOnTextboxClick="False" Skin="Gray" Width="167px" TabIndex="1" AppendDataBoundItems="True"> | 
| <CollapseAnimation Type="OutQuint" Duration="200"></CollapseAnimation> | 
| </telerik:RadComboBox> | 
| </div> | 
| <asp:ListBox ID="EmployeeListBox" runat="server" SelectionMode="Multiple" | 
| EnableViewState="False" CssClass="EmployeeListBox" Rows="10" TabIndex="2" Width="167px"></asp:ListBox> | 
| </form> | 
| </body> | 
| </html> | 
| namespace TestApp.WebApplication | 
| { | 
| public partial class Test : System.Web.UI.Page | 
| { | 
| DataTable employeeInfo; | 
| protected void Page_Load(object sender, EventArgs e) | 
| { | 
| EmployeeSearchRadComboBox.Items.Add(new RadComboBoxItem("test1", "1")); | 
| EmployeeSearchRadComboBox.Items.Add(new RadComboBoxItem("test2", "2")); | 
| EmployeeSearchRadComboBox.Items.Add(new RadComboBoxItem("test3", "3")); | 
| EmployeeSearchRadComboBox.Items.Add(new RadComboBoxItem("test4", "4")); | 
| DataSet ds = new DataSet(); | 
| employeeInfo = ds.Tables.Add(); | 
| employeeInfo.Columns.Add("Name", Type.GetType("System.String")); | 
| employeeInfo.Columns.Add("ID", Type.GetType("System.String")); | 
| employeeInfo.Rows.Add("test5", "5"); | 
| employeeInfo.Rows.Add("test6", "6"); | 
| employeeInfo.Rows.Add("test7", "7"); | 
| employeeInfo.Rows.Add("test8", "8"); | 
| employeeInfo.Rows.Add("test9", "9"); | 
| employeeInfo.Rows.Add("test10", "10"); | 
| } | 
| protected void EmployeeSearchRadComboBox_ItemsRequested(object o, Telerik.Web.UI.RadComboBoxItemsRequestedEventArgs e) | 
| { | 
| if (e.Text.Equals("test")) | 
| { | 
| EmployeeSearchRadComboBox.DataSource = employeeInfo; | 
| EmployeeSearchRadComboBox.DataTextField = "Name"; | 
| EmployeeSearchRadComboBox.DataValueField = "ID"; | 
| EmployeeSearchRadComboBox.DataBind(); | 
| } | 
| } | 
| } | 
| } | 
