protected function checkBrowserChromePlus() {
	    if( stripos($this->_agent,'ChromePlus') !== false ) {
		    $aresult = explode('/',stristr($this->_agent,'ChromePlus'));
		    $aversion = explode(' ',$aresult[1]);
		    $this->setVersion($aversion[0]);
		    $this->setBrowser(self::BROWSER_CHROME_PLUS);
		    return true;
	    }
	    return false;
    }