1. A graphic user interface, stored on a computer memory, for authoring an electronic document viewed on a display device, comprising a user interface for authoring alternate versions of the same portion of document content, comprising an edit view pane for displaying a linear version of document content for a document adaptable to being created in a given display space that varies based on the size and resolution of different display devices and transmission bandwidth constraints, and an alternate version view pane for displaying multiple alternate versions of the document content for the linear version of document content displayed in the edit view pane, wherein one of the multiple versions of alternate content can be selected to create the document so that it will fit within the given display space that varies based on the size and resolution of different display devices and complies with transmission bandwidth constraints, wherein hovering with an input device cursor over a region of document content configurable into alternate document content further comprises bringing up a menu with editing choices, comprising the following user options: select version, which when activated highlights selected content in said alternate version view pane along with other unhighlighted versions of document content; pop selection, which when activated displays the highest level of alternate version content if nested versions of alternate content exist; create version, which when activated to creates a version of alternate content; and freeze version, which when activated to prevent a version of alternate content from being changed.
1. A graphic user interface, stored on a computer memory, for authoring an electronic document viewed on a display device, comprising a user interface for authoring alternate versions of the same portion of document content, comprising an edit view pane for displaying a linear version of document content for a document adaptable to being created in a given display space that varies based on the size and resolution of different display devices and transmission bandwidth constraints, and an alternate version view pane for displaying multiple alternate versions of the document content for the linear version of document content displayed in the edit view pane, wherein one of the multiple versions of alternate content can be selected to create the document so that it will fit within the given display space that varies based on the size and resolution of different display devices and complies with transmission bandwidth constraints, wherein hovering with an input device cursor over a region of document content configurable into alternate document content further comprises bringing up a menu with editing choices, comprising the following user options: select version, which when activated highlights selected content in said alternate version view pane along with other unhighlighted versions of document content; pop selection, which when activated displays the highest level of alternate version content if nested versions of alternate content exist; create version, which when activated to creates a version of alternate content; and freeze version, which when activated to prevent a version of alternate content from being changed. 9. The graphic user interface of claim 1 wherein an image version of alternate content is identified by an icon.