protected function loadStylesFile()
{
foreach ($this->oXMLReader->getElements('/office:document-styles/office:styles/*') as $oElement) {
if ($oElement->nodeName == 'draw:fill-image') {
$this->arrayCommonStyles[$oElement->getAttribute('draw:name')] = array('type' => 'image', 'path' => $oElement->hasAttribute('xlink:href') ? $oElement->getAttribute('xlink:href') : null);
}
}
}