18. The computer program product of claim 17 , the process further comprising: in response to dragging and dropping a previously created sticky note graphic on highlighting previously added to text of the paginated digital content, convert the sticky note to a highlight note, wherein the highlight note is associated with the highlighting it was dropped on.
18. The computer program product of claim 17 , the process further comprising: in response to dragging and dropping a previously created sticky note graphic on highlighting previously added to text of the paginated digital content, convert the sticky note to a highlight note, wherein the highlight note is associated with the highlighting it was dropped on. 20. The computer program product of claim 18 wherein highlight notes and margin notes can be converted back to sticky notes.