function postParse(FO_Object $obj)
 {
     if (!$obj instanceof FO_Inline) {
         return parent::postParse($obj);
     }
     $this->setContext("startx", $obj->getContext("lx"));
     $this->setContext("y", $obj->getContext("ly"));
     $this->setContext("x", $obj->getContext("x"));
     $h1 = $this->getContext("height");
     $h2 = $obj->getContext("height");
     if ($h2 > $h1) {
         $this->setLocalContext("height", $h2);
     }
 }
 function parse(DOMNode $node)
 {
     $col = $this->getContext("column");
     $width = $this->getContext("column-{$col}-width");
     $this->setLocalContext("width", $width);
     parent::parse($node);
 }