function mce_translation()
{
    $option = new Simple_Video_Embed_Option();
    $main_option = $option->getMain();
    $youtubeOption = $option->getYoutube();
    $strings = array('googlePublicKeyV3' => $youtubeOption['google-public-key-v3'], 'defaultVideoSliderHeight' => $main_option['video-carousel-height'], 'defaultColumnsNumber' => $main_option['thumb-columns-number'], 'defaultThumbTitle' => $main_option['thumb_title'], 'typeLabel' => __('Type', 'simple-video-embed'), 'videoLabel' => __('Video', 'simple-video-embed'), 'playlistLabel' => __('Playlist', 'simple-video-embed'), 'urloridLabel' => __('Url or ID', 'simple-video-embed'), 'autoplayLabel' => __('Autoplay', 'simple-video-embed'), 'loopLabel' => __('Loop', 'simple-video-embed'), 'templateLabel' => __('Playlist template', 'simple-video-embed'), 'videoControlsDisplayLabel' => __('Video player controls', 'simple-video-embed'), 'videoControlsDisplay0Label' => __('Hide', 'simple-video-embed'), 'videoControlsDisplay1Label' => __('Display immediately', 'simple-video-embed'), 'videoControlsDisplay2Label' => __('Display after video played', 'simple-video-embed'), 'fullscreenLabel' => __('Full screen', 'simple-video-embed'), 'thumb_titleLabel' => __('Show thumb video title', 'simple-video-embed'), 'noThumbLabel' => __('No thumbnails', 'simple-video-embed'), 'slider' => __('Video Slider', 'simple-video-embed'), 'thumbSlider' => __('Thumbnails slider', 'simple-video-embed'), 'thumbInColumns' => __('Thumbnails in columns', 'simple-video-embed'), 'alertRequired' => __('Please fill popup required fields.', 'simple-video-embed'), 'alertKeyInvalid' => __('Google Public API Key is invalid!', 'simple-video-embed'), 'alertRequiredSend' => __('Bad Request, missing required parameter!', 'simple-video-embed'), 'alertUnknownPart' => __('Bad Request, unknown parameter!', 'simple-video-embed'), 'alertUrlNotFound' => __('Cannot contact ', 'simple-video-embed'), 'alertNotFound' => __('not found!', 'simple-video-embed'), 'alertConfig' => __('You have to configure Simple Video Embed!', 'simple-video-embed'));
    $locale = _WP_Editors::$mce_locale;
    $translated = 'tinyMCE.addI18n("' . $locale . '.wpsve_mce_button", ' . json_encode($strings) . ");\n";
    return $translated;
}
 /**
  * Initialize the class and set its id.
  *
  * @since 1.0.0
  * @param string $id
  *        	The id of the video or playlist.
  */
 public static function withId($id)
 {
     $yt = new Sve_Youtube();
     $yt->id = $id;
     $yt->playerapiid = $id;
     $option = new Simple_Video_Embed_Option();
     $yt->template_params = $option->getMain();
     $yt->youtube_options = $option->getYoutube();
     return $yt;
 }
		<a href="?page=simple-video-embed&tab=general"
			class="nav-tab <?php 
echo $active_tab == 'general' ? 'nav-tab-active' : '';
?>
">General</a>
		<a href="?page=simple-video-embed&tab=youtube"
			class="nav-tab <?php 
echo $active_tab == 'youtube' ? 'nav-tab-active' : '';
?>
">Youtube</a>
	</h2>

	<form action="options.php" method="POST">
    
    <?php 
$option = new Simple_Video_Embed_Option($this->plugin_name, $this->version);
switch ($active_tab) {
    case "youtube":
        settings_fields('wpsve-youtube');
        do_settings_sections('wpsve-youtube');
        ?>
	    <table class="form-table">
			<tbody>
				<tr>
					<th scope="row"><label for="wpsve-google-public-key-v3"><?php 
        _e('Google Public Api Key (V3)', $this->plugin_name);
        ?>
</label>
					</th>
					<td><input name="wpsve-youtube[google-public-key-v3]" type="text"
						id="wpsve-google-public-key-v3"