docs: function isChildBetweenPointerAndEdge( that, parent, edgeBottom ) {
  		var edgeChild = parent[ edgeBottom ? 'getLast' : 'getFirst' ]( function( node ) {
  			return that.isRelevant( node ) && !node.is( DTD_TABLECONTENT );
  		} );
  
  		if ( !edgeChild )
  			return false;
  
  		updateSize( that, edgeChild );
  
  		return edgeBottom ? edgeChild.size.top > that.mouse.y : edgeChild.size.bottom < that.mouse.y;
  	}