Hi,
We’re facing some problems Replacing the Custom DropDown of the RadEditor with a RadComboBox so users have the ability to type/find their item. When you click a couple of items from the dropdown at startup, all goes well. But when you type “Sec” for instance (to search for the “Second item”) and click that one with the mouse, it will be placed at the beginning of the RadEditor.
After having typed, finding another item goes very strange aswell.
The problem arises in Internet Explorer. In Chrome it seems to be workable.
How would we solve this issue for our main users, using IE ?
I've seen this recent post which was the same, besides having the ability to type/search the combobox.
I’ve attached a demo application including the scenario. We’re using Telerik version 2013.1.305.40:
http://www.gildebt.nl/RadEditor.rar
Yours,
Frank van den Essen

<telerik:RadWindow ID="RadWindowLoadprofile" runat="server" ShowContentDuringLoad="false" Width="410px" Height="210px" Style="z-index: 8000" Behaviors="None" Modal="True" AutoSize="true" OnClientClose="Loadimage" Behavior="None" Font-Names="Verdana" Font-Size="Small" Skin="Office2010Silver" ReloadOnShow="false" VisibleStatusbar="False" RestrictionZoneID="NavigateUrlZone" EnableViewState="False" NavigateUrl="UploadImgProfile.aspx" VisibleTitlebar="False"> </telerik:RadWindow><telerik:RadToolTip ID="RadToolTip1" runat="server" TargetControlID="Imgprofile" ManualClose="true" Width="140px" Position="MiddleRight" Skin="Simple" RelativeTo="Element"> <telerik:RadButton ID="RadButton1" runat="server" Text="Carica foto" Width="130px" ButtonType="LinkButton" Skin="Office2010Silver"> <Icon PrimaryIconCssClass="rbAdd" PrimaryIconLeft="4" PrimaryIconTop="4"></Icon> </telerik:RadButton> <hr /> <telerik:RadButton ID="RadButton2" runat="server" Text="Rimuovi foto" Width="130px" ButtonType="LinkButton" Skin="Office2010Silver"> <Icon PrimaryIconCssClass="rbRemove" PrimaryIconLeft="4" PrimaryIconTop="4"></Icon> </telerik:RadButton></telerik:RadToolTip><%@ Page Language="vb" AutoEventWireup="true" CodeFile="UploadImgProfile.aspx.vb" Inherits="UploadImgProfile" %><%@ Register TagPrefix="telerik" Namespace="Telerik.Web.UI" Assembly="Telerik.Web.UI" %><!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"> <meta name="description" content="Trycontact; il social network che ti collega alla community con il tuo biglietto da visita virtuale." /> <meta http-equiv="X-UA-Compatible" content="IE=9" /> <title>Upload image profile</title> </head><body style="border:0px; padding:0px; margin-top:0px; margin-left:0px; margin-right:0px; margin-bottom:0px"> <form id="form1" runat="server"> <telerik:RadAjaxManager runat="server"> <AjaxSettings> <telerik:AjaxSetting AjaxControlID="Imgbtncarica"> <UpdatedControls> <telerik:AjaxUpdatedControl ControlID="RadAjaxPanel1" LoadingPanelID="RadAjaxLoadingPanel1" /> </UpdatedControls> </telerik:AjaxSetting> </AjaxSettings> </telerik:RadAjaxManager> <telerik:RadFormDecorator ID="QsfFromDecorator" runat="server" DecoratedControls="All" Skin="Sunset" /> <telerik:RadAjaxLoadingPanel ID="RadAjaxLoadingPanel1" Runat="server" Skin="Simple" HorizontalAlign="Center" Width="350px" BorderColor="#D5842B" BorderStyle="Double" BorderWidth="1px"> </telerik:RadAjaxLoadingPanel> <telerik:RadScriptManager ID="RadScriptManager1" Runat="server"> </telerik:RadScriptManager> <div class="Divloadprofile"> <div id="upload" class="Divloadprofile1"> <telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server" HorizontalAlign="NotSet" ClientEvents-OnRequestStart="conditionalPostback"> <table style="border: 0px; margin: 0px; padding: 0px; width: 395px; text-align:center"> <tr> <td style="border-style: none; border-color: inherit; border-width: 0px; margin: 0px; padding-top: 5px; text-align: center; height:23px"> <asp:CustomValidator ID="CustomValidator1" runat="server" ClientValidationFunction="validateRadUpload" ErrorMessage="File errato" ValidationGroup="carica"></asp:CustomValidator> </td> </tr> <tr> <td style="border-style: none; border-color: inherit; border-width: 0px; margin: 0px; padding-left:35px; vertical-align: top;"> <telerik:RadUpload ID="RadUpload1" Runat="server" AllowedFileExtensions=".jpg,.jpeg,.png,.gif" OverwriteExistingFiles="True" TargetFolder="image/image_utenti" ControlObjectsVisibility="None" InputSize="40" Height="22px" style="text-align: left" Skin="Sunset" Width="343px" MaxFileSize="3000000"> <Localization Select="Cerca" /> </telerik:RadUpload> <telerik:RadCodeBlock ID="RadCodeBlock1" runat="server"> <script type="text/javascript"> function conditionalPostback(sender, args) { if(args.get_eventTarget() == "<%= imgbtncarica.UniqueID %>") args.set_enableAjax(false); } function validateRadUpload(source, e) { e.IsValid = false; var upload = $find("<%= RadUpload1.ClientID %>"); var inputs = upload.getFileInputs(); for (var i = 0; i < inputs.length; i++) { //check for empty string or invalid extension if (inputs[i].value != "" && upload.isExtensionValid(inputs[i].value)) { e.IsValid = true; break; } } } function GetRadWindow() { var oWindow = null; if (window.radWindow) oWindow = window.radWindow; else if (window.frameElement.radWindow) oWindow = window.frameElement.radWindow; return oWindow; } function Close(argument) { GetRadWindow().close(argument); } function Close1() { GetRadWindow().close(); } </script> </telerik:RadCodeBlock> </td> </tr> <tr> <td style="border-style: none; border-color: inherit; border-width: 0px; margin: 0px; vertical-align: top; height: 50px"> <div class="Divinfoupload"> Il file deve avere le seguenti estensioni: jpg, jpeg, png, gif<br /> Il file deve avere una grandezza massima di 3 Mb.<br /> Risoluzione ottimale consigliata: 128x128 pixel. </div> </td> </tr> </table> <div style="width:395px; padding-top: 10px"> <table style="width: 100%;"> <tr> <td style="text-align:center"> <asp:ImageButton ID="Imgbtncarica" runat="server" ImageUrl="~/Image/Upload.png" ValidationGroup="carica" /> </td> <td style="text-align:center"> <asp:UpdatePanel ID="UpdatePanel1" runat="server"> <ContentTemplate> <asp:ImageButton ID="Imgbtnesci" runat="server" ImageUrl="~/Image/esci1.png" ValidationGroup="close" /> </ContentTemplate> </asp:UpdatePanel> </td> </tr> </table> </div> </telerik:RadAjaxPanel> </div> </div> </form></body></html>function setZoom() { var org = $find(".RadOrgChart").get(0); var org = $($(".RadWindow iframe").get(0).contentWindow.document).find(".RadOrgChart").get(0) //var org = $find("ctl00_MainContent_rocProjects"); if ($telerik.isFirefox) org.style.MozTransform = "scale(" + scaleParamX + "," + scaleParamY + ")"; else if ($telerik.isIE && !$telerik.isIE7) org.style.zoom = scaleParamX; else if ($telerik.isIE7) $(org).find(".rocRootNodeList").get(0).style.zoom = scaleParamX; else if ($telerik.isOpera || $telerik.isSafari) org.style.WebkitTransform = "scale(" + scaleParamX + ")";}<div id="Content_e_GTTEVENT_grid" class="RadGrid RadGrid_Office2007" style="width:100%;" tabindex="0"><!-- 2012.3.1205.35 --><fldtype>12</fldtype><tag>SAMPLE03</tag><collapsed>False</collapsed><value>17-Jul-2010</value>CL=-1RA=0SH=-1PR=0OC=-1BA=0SI=0DateEntered=18-Feb-1999Status=0CS=-1FG=0TU=0CA=0TR=0RM=-1CP=-1KY=0UpdateFlag=0MfChk1=-1MfChk2=0MfChk3=0MfChk4=0MfChk5=0MfNr=5AlertNr=0RelAllowed=|BR|DGT|EME|EMR|FMY|FAT|LG|MOT|SIS|SON|SPO||ACC|AGT|AUD|AUS|CON|FC|GMR|INS|IVA|LAN|LAW|LIQ|MAN|REC|SUR|TEN||SAS|DIR|DirtyRels=-1DirtyOwner=-1DirtyOther=-1Confidential=0ConfId=}<table class="rgMasterTable rgClipCells" border="0" id="Content_e_GTTEVENT_grid_ctl00" style="width:100%;table-layout:fixed;overflow:hidden;empty-cells:show;"> <colgroup> <col style="width:0px;display:none;"> <col style="width:120px"> <col style="width:88px"> <col style="width:96px"> <col style="width:80px"> <col style="width:400px"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:280px"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> <col style="width:0px;display:none;"> </colgroup><thead> <tr> <th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl00','')">Change Number</a></th><th scope="col" class="rgHeader" style="text-align: center; cursor: move;" title="Drag to group or reorder"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl01','')">Date Entered</a></th><th scope="col" class="rgHeader" style="text-align:center;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl02','')">Effective</a></th><th scope="col" class="rgHeader" style="text-align: right; cursor: move;" title="Drag to group or reorder"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl03','')">Approved</a></th><th scope="col" class="rgHeader" style="text-align: left; cursor: move;" title="Drag to group or reorder"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl04','')">User</a></th><th scope="col" class="rgHeader" style="text-align: left; cursor: move;" title="Drag to group or reorder"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl05','')">Description</a></th><th scope="col" class="rgHeader" style="display:none;text-align:right;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl06','')">Show in Summary</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl07','')">Note</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl08','')">Change Code</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl09','')">Change Name</a></th><th scope="col" class="rgHeader" style="display:none;text-align:right;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl10','')">Requires Confirmation</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl11','')">Change Details</a></th><th scope="col" class="rgHeader" style="text-align: left; cursor: move;" title="Drag to group or reorder"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl12','')">Entity</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl13','')">Entity Code</a></th><th scope="col" class="rgHeader" style="display:none;text-align:right;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl14','')">Active</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl15','')">Administrator Group</a></th><th scope="col" class="rgHeader" style="display:none;text-align:left;"><a title="Click here to sort" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl02$ctl01$ctl16','')">Event Class</a></th> </tr> </thead><tfoot> <tr class="rgPager"> <td colspan="6"><table summary="Data pager which controls on which page is the RadGrid control." border="0" style="width:100%;border-spacing:0;"> <caption> <span style="display: none">Data pager</span> </caption><thead> <tr> <th scope="col"></th> </tr> </thead><tbody> <tr> <td class="rgStatus"><div id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_statusPanel" style="visibility:hidden;"> </div></td><td class="rgPagerCell NextPrevAndNumeric"><div class="rgWrap rgArrPart1"> <input type="submit" name="Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl02" value=" " onclick="return false;" title="First Page" class="rgPageFirst"> <input type="submit" name="Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl03" value=" " onclick="return false;" title="Previous Page" class="rgPagePrev"> </div><div class="rgWrap rgNumPart"> <a onclick="return false;" class="rgCurrentPage" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl05','')"><span>1</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl07','')"><span>2</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl09','')"><span>3</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl11','')"><span>4</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl13','')"><span>5</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl15','')"><span>6</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl17','')"><span>7</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl19','')"><span>8</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl21','')"><span>9</span></a><a href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl23','')"><span>10</span></a><a title="Next Pages" href="javascript:__doPostBack('Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl25','')"><span>...</span></a> </div><div class="rgWrap rgArrPart2"> <input type="submit" name="Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl28" value=" " title="Next Page" class="rgPageNext"> <input type="submit" name="Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$ctl29" value=" " title="Last Page" class="rgPageLast"> </div><div class="rgWrap rgAdvPart"> <span id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_ChangePageSizeLabel" class="rgPagerLabel">Page size:</span><div id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox" class="RadComboBox RadComboBox_Office2007" style="width:46px;white-space:normal;"> <table summary="combobox" style="border-width: 0px; border-collapse: collapse;"> <tbody><tr class="rcbReadOnly"> <td style="width:100%;" class="rcbInputCell rcbInputCellLeft"><input name="Content$e_GTTEVENT$grid$ctl00$ctl03$ctl01$PageSizeComboBox" type="text" class="rcbInput radPreventDecorate" id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox_Input" value="20" readonly="readonly" autocomplete="off"></td> <td class="rcbArrowCell rcbArrowCellRight"><a id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox_Arrow" style="overflow: hidden;display: block;position: relative;outline: none;">select</a></td> </tr> </tbody></table> <div class="rcbSlide" style="z-index:6000;"><div id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox_DropDown" class="RadComboBoxDropDown RadComboBoxDropDown_Office2007 " style="display:none;"><div class="rcbScroll rcbWidth" style="width:100%;"><ul class="rcbList" style="list-style:none;margin:0;padding:0;zoom:1;"><li class="rcbItem ">10</li><li class="rcbItem ">20</li><li class="rcbItem ">50</li></ul></div></div></div><input id="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox_ClientState" name="Content_e_GTTEVENT_grid_ctl00_ctl03_ctl01_PageSizeComboBox_ClientState" type="hidden" autocomplete="off"> </div> </div><div class="rgWrap rgInfoPart"> <strong>2714</strong> items in <strong>136</strong> pages </div></td> </tr> </tbody> </table></td> </tr> </tfoot><tbody> <tr class="rgRow rgSelectedRow" id="Content_e_GTTEVENT_grid_ctl00__0"> <td align="left" style="display:none;">5544</td><td align="center">22-Mar-2013 3.56 PM</td><td align="center">22-Mar-2013</td><td align="right">Yes</td><td align="left">SM</td><td align="left">Bank Account #2222222222 Deleted</td><td align="right" style="display:none;">Yes</td><td align="left" style="display:none;"> </td><td align="left" style="display:none;">BAD</td><td align="left" style="display:none;">Delete Bank Account</td><td align="right" style="display:none;">No</td><td align="left" style="display:none;">{BADEntCode=CASEYLSeqNr=1BAnumber=2222222222BAtype=CAIBANcode=BankAddrCode=NEWEURBranchAddrCode=SortCode=CurCode=USDAccountName=SigningArrang=BNote=DateResolution=DateClosed=Status=0Value=DateValue=Exchange=Quantity=Bank=New Europe BankValueBC=}</td><td align="left">Casey Limited Corporation ??</td><td align="left" style="display:none;">CASEYL</td><td align="right" style="display:none;">Yes</td><td align="left" style="display:none;">GROUP1</td><td align="left" style="display:none;"> </td> </tr><tr class="rgAltRow" id="Content_e_GTTEVENT_grid_ctl00__19" style="background-color:White;"> <td align="left" style="display:none;">5525</td><td align="center">22-Mar-2013 11.32 AM</td><td align="center">22-Mar-2013</td><td align="right">Yes</td><td align="left">SM</td><td align="left">Master File Details of Casey Limited Corporation Changed</td><td align="right" style="display:none;">Yes</td><td align="left" style="display:none;"> </td><td align="left" style="display:none;">ADC</td><td align="left" style="display:none;">Change Master File Details</td><td align="right" style="display:none;">No</td><td align="left" style="display:none;">{ADCEntCode=CASEYLRefCode=CASEYLRefType=CAdminGroup=GROUP1Name=Casey Limited CorporationChnsName=??CompName=Toby LongSearchName=Casey Limited Corporation ??NameFormat=0AltName=GreetingList=0MailList=-1UserComboMR=NALangCode=ENGUFieldFormat=<!--?xml version='1.0' ?--><checklist><clline><level>0</level></clline></checklist></td></tr></tbody><caption>Sample date field</caption><tbody><tr><td align="left">Casey Limited Corporation ??</td><td align="left" style="display:none;">CASEYL</td><td align="right" style="display:none;">Yes</td><td align="left" style="display:none;">GROUP1</td><td align="left" style="display:none;"> </td> </tr> </tbody></table><input id="Content_e_GTTEVENT_grid_ClientState" name="Content_e_GTTEVENT_grid_ClientState" type="hidden" autocomplete="off"> </div>