Hello Joshua,
Try the following code. It does not give any problems with the latest build:
<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>
<
head
id
=
"Head1"
runat
=
"server"
>
<
title
></
title
>
<
script
type
=
"text/javascript"
>
function ShowRadDock(dockID)
{
var dock = $find(dockID);
dock.enableModalExtender();
}
function HideRadDock(dock, args)
{
dock.disableModalExtender();
}
</
script
>
</
head
>
<
body
>
<
form
id
=
"form1"
runat
=
"server"
>
<
asp:ScriptManager
ID
=
"ScriptManager1"
runat
=
"server"
>
</
asp:ScriptManager
>
<
div
>
<
telerik:RadDockLayout
ID
=
"RadDockLayout1"
runat
=
"server"
>
<
telerik:RadDock
ID
=
"RadDock1"
runat
=
"server"
Title
=
"RadDock1"
Text
=
"RadDock1"
Closed
=
"true"
Style
=
"z-index: 5"
OnClientInitialize
=
"ClientInitialize"
>
<
ContentTemplate
>
<
br
/>
<
br
/>
<
asp:Button
ID
=
"Button1"
runat
=
"server"
Text
=
"Postback"
/>
<
br
/>
<
br
/>
</
ContentTemplate
>
<
Commands
>
<
telerik:DockCloseCommand
OnClientCommand
=
"HideRadDock"
/>
</
Commands
>
</
telerik:RadDock
>
</
telerik:RadDockLayout
>
<
input
type
=
"button"
value
=
"Show RadDock1"
onclick
=
"ShowRadDock('RadDock1')"
/>
<
asp:Button
ID
=
"Button2"
runat
=
"server"
Text
=
"Postback"
/>
</
div
>
<
script
type
=
"text/javascript"
>
Telerik.Web.UI.RadDock.prototype.enableModalExtender = function()
{
this.set_closed(false);
if (!this._modalExtender)
{
this._modalExtender = new Telerik.Web.UI.ModalExtender(this.get_element());
}
this._modalExtender.show();
this.repaint();
this.updateClientState();
};
Telerik.Web.UI.RadDock.prototype.disableModalExtender = function()
{
if (this._modalExtender)
{
this._modalExtender.hide();
}
};
Telerik.Web.UI.RadDock.prototype.dispose = function()
{
if (this._modalExtender)
{
this._modalExtender.dispose();
this._modalExtender = null;
}
Telerik.Web.UI.RadDock.callBaseMethod(this, 'dispose');
};
function ClientInitialize(dock, args)
{
if (dock.get_closed() == false)
{
dock.enableModalExtender()
}
}
</
script
>
</
form
>
</
body
>
</
html
>
All the best,
Pero
the Telerik team