( element )
| 151 | } |
| 152 | |
| 153 | function visible( element ) { |
| 154 | return $.expr.filters.visible( element ) && |
| 155 | !$( element ).parents().addBack().filter(function() { |
| 156 | return $.css( this, "visibility" ) === "hidden"; |
| 157 | }).length; |
| 158 | } |
| 159 | |
| 160 | $.extend( $.expr[ ":" ], { |
| 161 | data: $.expr.createPseudo ? |