RasterMouse.showDropBorderOver( element [, borders [, cssCursor]] )
Surrounds the given element with a semi-transparent border used to highlight a drop target area.This function can be used from within a user-defined
dropHandler() function to highlight the drop target as
the mouse cursor hovers over a valid target. Drop borders are
automatically hidden when after a drop operation is completed,
cancelled or the mouse leaves a valid drop area.
Parameters
| Name | Type | Description | |
|---|---|---|---|
| element | object | DOM element to be highlighted | |
| borders | string | optional | A String containing any combination of the following characters: 't'=top 'b'=bottom, 'l'=left, and 'r'=right. |
| cssCursor | string | optional | a valid css cursor name. If this value is not specified, the current cursor is used. |