<div>
				<a href="<?php 
        echo esc_attr($fb_helper->get_login_url());
        ?>
">
					<img  src="https://fbcdn-dragon-a.akamaihd.net/hphotos-ak-xtf1/t39.2178-6/11405239_920140564714397_256329502_n.png">
				</a>
			</div>

		<?php 
    } else {
        ?>

			<?php 
        $helper = new Facebook\InstantArticles\Client\Helper($fb_helper->fb_sdk);
        $fb_page_settings = Instant_Articles_Option_FB_Page::get_option_decoded();
        // Map GraphNode objects to simple value objects that are smaller when serialized.
        $pages_and_tokens = array_map(function ($page_node) {
            return (object) array('page_id' => $page_node->getField('id'), 'page_name' => $page_node->getField('name'), 'page_access_token' => $page_node->getField('access_token'), 'supports_instant_articles' => $page_node->getField('supports_instant_articles'));
        }, $helper->getPagesAndTokens($access_token)->all());
        $pages_and_tokens = array_filter($pages_and_tokens, function ($page) {
            return $page->supports_instant_articles;
        });
        ?>

			<?php 
        if (!empty($pages_and_tokens)) {
            ?>
				<p>Select the Facebook Pages where you will publish Instant Articles:</p>
 public function get_pages()
 {
     $helper = new Facebook\InstantArticles\Client\Helper($this->fb_sdk);
     $fb_app_settings = Instant_Articles_Option_FB_App::get_option_decoded();
     $page_nodes = $helper->getPagesAndTokens(new Facebook\Authentication\AccessToken($fb_app_settings['user_access_token']))->all();
     $pages = array();
     // Map GraphNode objects to simple value objects that are smaller when serialized.
     foreach ($page_nodes as $page_node) {
         $pages[$page_node->getField('id')] = array('page_id' => $page_node->getField('id'), 'page_name' => $page_node->getField('name'), 'page_picture' => $page_node->getField('picture')->getField('url'), 'page_access_token' => $page_node->getField('access_token'), 'supports_instant_articles' => $page_node->getField('supports_instant_articles'));
     }
     return $pages;
 }