public function displayInterviewers($interviewers, $message = '')
    {
        //        $returnStr = $this->showHeader(Language::messageSMSTitle(), '<link href="bootstrap/css/sticky-footer-navbar.min.css" rel="stylesheet">');
        $returnStr = $this->displayHeaderForTable(Language::messageSMSTitle(), $message);
        $returnStr .= '<div id="wrap">';
        $returnStr .= $this->showNavBar();
        $returnStr .= '<div class="container"><p>';
        $returnStr .= '<br/><br/><br/>';
        $returnStr .= '<ol class="breadcrumb">';
        $returnStr .= '<li class="active">' . Language::labelSuperVisorInterviewers() . '</li>';
        //        $returnStr .= '<li>' . Language::labelInterviewers() . '</li>';
        $returnStr .= '</ol>';
        //CONTENT
        if (sizeof($interviewers) > 0) {
            $returnStr .= '

<table cellpadding="0" cellspacing="0" border="0" class="table table-striped table-bordered" id="example">
	<thead>
		<tr>
			<th>' . Language::labelSuperVisorInterviewersUrid() . '</th>
			<th>' . Language::labelSuperVisorInterviewersName() . '</th>
			<th>' . Language::labelSuperVisorInterviewersUsername() . '</th>
			<th>' . Language::labelSuperVisorInterviewersContacts() . '</th>
			<th>' . Language::labelSuperVisorInterviewersCompleted() . '</th>
			<th>' . Language::labelSuperVisorInterviewersRefused() . '</th>
                        <th>' . Language::labelSuperVisorInterviewersLastUpload() . '</th>
		</tr>
	</thead>
	<tbody>';
            $communication = new Communication();
            foreach ($interviewers as $interviewer) {
                $returnStr .= '<tr><td>' . $interviewer->getUrid() . '</td>';
                $returnStr .= '<td>' . setSessionParamsHref(array('page' => 'supervisor.interviewer.info', 'interviewer' => $interviewer->getUrid()), $interviewer->getName()) . '</td>';
                $returnStr .= '<td>' . $interviewer->getUsername() . '</td>';
                $returnStr .= '<td>' . sizeof($interviewer->getContacts()) . '</td>';
                $returnStr .= '<td>' . sizeof($interviewer->getCompleted()) . '</td>';
                $returnStr .= '<td>' . sizeof($interviewer->getRefusals()) . '</td>';
                $returnStr .= '<td>' . $communication->getLastUploaded($interviewer->getUrid()) . '</td>';
                $returnStr .= '</tr>';
            }
            $returnStr .= '</tbody></table>';
        } else {
            $returnStr .= $this->displayInfo(Language::labelSupervisorNoInterviewersAssigned());
        }
        //END CONTENT
        $returnStr .= '</p></div></div>   ';
        // </div>'; //container and wrap
        $returnStr .= $this->showBottomBar();
        $returnStr .= $this->showFooter(false);
        return $returnStr;
    }