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- dd element - reference to the drag and drop element being dragged
- dd element id - the id of the drag and drop element
- dd record number - the record number of the subfile record being dragged when the drag operation is being performed on a grid element
- proxy - reference to the drag and drop proxy element; this will be the same as dd element if the "use proxy" property is not set
- target element - reference to the drop target element
- target element id - the id of the drop target element
- target record number - the record number position where the element is about to be dropped when the target element is a grid
- event - the browser's event object; this allows you to retrieve information such as mouse position, etc.
- text - text description of the event
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