<form method="get" id="searchform" action="<?php bloginfo('home'); ?>/">
<input type="text" class="searchform" size="18" value="<?php echo wp_specialchars($s, 1); ?>" name="s" id="s" placeholder="Поиск услуг" /><input type="submit" id="searchsubmit" value="Поиск" class="btn" />
</form>