Custom Publishing Page Layout using SharePoint Designer
How to create a customized Publishing Page Layout using SharePoint Designer which can be used to add publishing pages to a SharePoint site with publishing features enabled. The page is created from a content type which contains additional fields which are displayed on the page both when it is being edited and once it has been published. The article also demonstrates how to display fields only when a publishing page is being edited using an Edit Mode Panel if required. This is useful when there is required meta data for pages created in the library, but do not need to be displayed when viewing the published page.
See Custom Publishing Page Layout using SharePoint Designer for details.