FUNCTIONS

<?php
// REMOVER BASURA DEL HEAD
remove_action('wp_head', 'rsd_link');
remove_action('wp_head', 'wp_generator');
remove_action('wp_head', 'feed_links', 2);
remove_action('wp_head', 'index_rel_link');
remove_action('wp_head', 'wlwmanifest_link');
remove_action('wp_head', 'feed_links_extra', 3);
remove_action('wp_head', 'start_post_rel_link', 10, 0);
remove_action('wp_head', 'parent_post_rel_link', 10, 0);
remove_action('wp_head', 'adjacent_posts_rel_link', 10, 0);
// JQUERY
if ( !is_admin() ) {
wp_deregister_script('jquery');
wp_register_script('jquery', ("http://code.jquery.com/jquery-1.7.1.min.js"), false);
wp_enqueue_script('jquery');
}
// RECORTAR TEXTO POSTS CONTENT THE EXCERPT
function recortar_texto($texto, $longitud = 100) {
if((mb_strlen($texto) > $longitud)) {
    $pos_espacios = mb_strpos($texto, ' ', $longitud) - 1;
    if($pos_espacios > 0) {
        $caracteres = count_chars(mb_substr($texto, 0, ($pos_espacios + 1)), 1);
        if ($caracteres[ord('<')] > $caracteres[ord('>')]) {
            $pos_espacios = mb_strpos($texto, ">", $pos_espacios) - 1;
        }
        $texto = mb_substr($texto, 0, ($pos_espacios + 1)).'...';
    }
    if(preg_match_all("|(<([\w]+)[^>]*>)|", $texto, $buffer)) {
        if(!empty($buffer[1])) {
            preg_match_all("|</([a-zA-Z]+)>|", $texto, $buffer2);
            if(count($buffer[2]) != count($buffer2[1])) {
                $cierrotags = array_diff($buffer[2], $buffer2[1]);
                $cierrotags = array_reverse($cierrotags);
                foreach($cierrotags as $tag) {
                        $texto .= '</'.$tag.'>';
                }
            }
        }
    }

}
return $texto;
}
// REGISTER SIDEBARS
if (function_exists('register_sidebar')) {
		register_sidebar(array(
			'name' => 'Sidebar Widgets',
			'id'   => 'sidebar-widgets',
			'description'   => 'These are widgets for the sidebar.',
			'before_widget' => '<div id="%1$s" class="widget %2$s">',
			'after_widget'  => '</div>',
			'before_title'  => '<h2>',
			'after_title'   => '</h2>'
		));
	}