retval = function( editor, override )
				{
					override = override || {};
					return CKEDITOR.tools.extend( {
						id : 'ok',
						type : 'button',
						label : editor.lang.common.ok,
						'class' : 'cke_dialog_ui_button_ok',
						onClick : function( evt )
						{
							var dialog = evt.data.dialog;
							if ( dialog.fire( 'ok', { hide : true } ).hide !== false )
								dialog.hide();
						}
					}, override, true );
				}
The default OK button for dialogs. Fires the "ok" event and closes the dialog if the event succeeds.
@static
@field
@example
@type Function