public function getHtmlTags() {
    $tags = array(
        'html','head','body',
        'base','link','meta','object','script','style','title','basefont','isindex',
        'p','h1','h2','h3','h4','h5','h6','dl','dt','dd','ol','ul','li','adress','blockquote','center','del','div','hr','ins','noscript','pre',
        'a','abbr','acronym','dfn','em','strong','code','samp','kbd','var',
        'b','i','big','small','strike','tt','u','font','span','br','bdo','cite','del','ins','q','sub','sup',
        'applet','area','img','map','param',
        'form','button','fieldset','input','label','legend','option','optgroup','select','textarea',
        'table','tr','th','td','colgroup','col','caption','thead','tbody','tfoot',
        'frameset','frame','iframe','noframe',
        'listing','plaintext','xmp','nextid','blink','marquee','nobr','wbr','noembed',
        'article','aside','audio','canvas','command','datalist','details','embed','figcaption','figure','footer','header','hgroup','keygen',
        'mark','meter','nav','output','progress','rp','rt','ruby','section','source','summary','time','video','wbr'
    );

    return $tags;
}