1. A layer editor interface, comprising: a processor for displaying the layer editor interface: layer representation graphic having layer names inputable by a user and displayable as hand drawn strokes, and having selection targets with a box shape, each selection box comprising: a marking menu control activatable for each layer that allows the layer to be edited by hand drawn gestures where the marking menu control comprises edit controls for new layer, clear layer, rename layer, delete layer, merge layer, lock layer, hide layer and position layer; a re-order layers control; and a layer opacity control having a dialog box with a slider for setting layer opacity, wherein each of the controls has a target size of greater than 2e where e is a distance error accuracy of an input device, wherein an active layer is highlighted with a frame surrounding the name, wherein each layer graphic has an indicator indicating whether a corresponding drawing layer is visible, and wherein each layer graphic has an indicator indicating whether a corresponding drawing layer is locked.