728 		function SetWeights($weights)  argument
730 			assert(is_array($weights));
731 			foreach ($weights as $weight)
734 			$this->_weights = $weights;
738 		function SetFieldWeights($weights)  argument
740 			assert(is_array($weights));
741 			foreach ($weights as $name => $weight) {
745 			$this->_fieldweights = $weights;
749 		function SetIndexWeights($weights)  argument
751 			assert(is_array($weights));
752 			foreach ($weights as $index => $weight) {
756 			$this->_indexweights = $weights;