function limit_words($string, $word_limit) {
	$words=explode(" ",$string);
	return implode(" ",array_splice($words,0,$word_limit));
}

function getPrewText($text,$maxwords=60,$maxchar=50) {
	//$text=strip_tags($text);
	$words=split(' ',$text);
	$text='';
	foreach ($words as $word) {
		if (mb_strlen($text.' '.$word)<$maxchar) {
			$text.=' '.$word;
		}
		else {
			$text.='...';
			break;
		}
	}
	return $text;
}

$text=preg_replace("/[\n\r]+/s","<br/>",$text);