protected function _printClassSpecificStyles($sIDPrefix)
 {
     static $_bLoaded = false;
     if ($_bLoaded) {
         parent::_printClassSpecificStyles($sIDPrefix);
         return;
     }
     $_bLoaded = true;
     $_oCaller = $this->oProp->_getCallerObject();
     $_sPageSlug = $this->_getCurrentPageSlugForFilter();
     $_sTabSlug = $this->_getCurrentTabSlugForFilter($_sPageSlug);
     if ($_sPageSlug && $_sTabSlug) {
         $this->oProp->sStyle = $this->oUtil->addAndApplyFilters($_oCaller, "style_{$_sPageSlug}_{$_sTabSlug}", $this->oProp->sStyle);
     }
     if ($_sPageSlug) {
         $this->oProp->sStyle = $this->oUtil->addAndApplyFilters($_oCaller, "style_{$_sPageSlug}", $this->oProp->sStyle);
     }
     parent::_printClassSpecificStyles($sIDPrefix);
 }