public/javascripts/yui/datatable/datatable.js
function() {
        if(DT._elColumnDragTarget) {
            var el = DT._elColumnDragTarget;
            YAHOO.util.Event.purgeElement(el);
            el.parentNode.removeChild(el);
            DT._elColumnDragTarget = null;
            
        }
    }
function() {
        if(DT._elColumnDragTarget) {
            var el = DT._elColumnDragTarget;
            YAHOO.util.Event.purgeElement(el);
            el.parentNode.removeChild(el);
            DT._elColumnDragTarget = null;
            
        }
    }
function ( ) { if ( DT . _elColumnDragTarget ) { var el = DT . _elColumnDragTarget ; YAHOO . util . Event . purgeElement ( el ) ; el . parentNode . removeChild ( el ) ; DT . _elColumnDragTarget = null ; } }
Destroys shared Column drag target.

@method DataTable._destroyColumnDragTargetEl
@private
@static
Destroys shared Column drag target .