public function renderDropdownForSlugs( $slug ) {
		$select_name = 'slug';
		$select_id = $select_name;
		$redirect_url = get_admin_url( get_current_blog_id(), '/themes.php?page=' . $this::PAGE . '&slug=' );
		$html = '';

		$html .= "
	<script type='text/javascript'>
    // <![CDATA[
	jQuery.noConflict();
	jQuery(function ($) {
		$('#" . $select_id . "').change(function() {
		  window.location = '" . $redirect_url . "' + $(this).val();
		});
	});
	// ]]>
    </script>";

		$html .= '<select id="' . $select_id . '" name="' . $select_name . '">';
		foreach ( $this->supported as $key => $val ) {
			$html .= '<option value="' . $key . '"';
			if ( $key === $slug ) {
				$html .= ' selected="selected"';
			}
			if ( 'Web' === $val ) {
				$val = __( 'Web', 'pressbooks' );
			}
			$html .= '>' . $val . '</option>';
		}
		$html .= '</select>';

		return $html;
	}