Hi Ext.net team,

I want to load a page(Sub Page) from Loader control of Panel in Main Page, but the drop down list of comboBox ( in Sub Page) will be blocked by the Main Page.(as the example in the attachment)

Any advice?
Thanks.

Click image for larger version.  Name: 2014-05-09-subpage.png  Views: 20  Size: 2.4 KB  ID: 10721
<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<script runat="server">

</script>

<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
    <title>Main Page</title>
</head>
<body>
    <form id="form1" runat="server">
        <ext:ResourceManager ID="MainResourceManager" runat="server" Namespace="" IDMode="Static" />
        
        <ext:Panel ID="PSPanel" runat="server" Height="70" Border="false" AutoScroll="false">
            <Items>
                <ext:Panel ID="Panel1" runat="server">
                    <Loader ID="PSLoader"  runat="server" Mode="Frame" Url="SubPage.aspx" AutoLoad="true"></Loader>                
                </ext:Panel>
            </Items>
        </ext:Panel>
    </form>
</body>
</html>


<%@ Page Language="C#" %>

<!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>Sub Page</title>
</head>
<body>
    <form id="form1" runat="server">
    <ext:ResourceManager ID="MainResourceManager" runat="server" Namespace="" IDMode="Static" />
            <ext:Label ID="Label1" runat="server" Text="Sub-Page" />
    <ext:Toolbar runat="server">
        <Items>
            <ext:ComboBox ID="cmbProStyleType" runat="server" Width="120" Editable="false" EnableKeyEvents="true">
                <Items>
                    <ext:ListItem Text="Item 1" Value="0" />
                    <ext:ListItem Text="Item 2" Value="1" />
                    <ext:ListItem Text="Item 3" Value="1" />
                    <ext:ListItem Text="Item 4" Value="1" />
                    <ext:ListItem Text="Item 5" Value="1" />
                </Items>
            </ext:ComboBox>
        </Items>
    </ext:Toolbar>
    </form>
</body>
</html>