1. A method for displaying markup language content in a selectable display format, comprising: receiving a request to open a collection of transforms; receiving a request to display markup language content; referring to the collection of transforms; transforming the markup language content using at least one first transform from said collection of transforms, wherein said at least one first transform adds additional markup content to said markup language content; transforming the markup language content using at least one second transform from said collection of transforms, wherein said at least one second transform modifies the markup language content to alter the appearance of said markup language content when it is displayed; delivering the markup language content to a component for rendering the markup language content.