Something

function format ($str) {
    $str = htmlentities($str);

    $simple_search = array(
	 	'<tr><td class="TextResultsRowHeader">CardName:</td><td class="TextResultsRowValue">',
		'</td></tr>'
	);

    $simple_replace = array(
	 	'',
		'\n'
	);
	
    $str = ereg_replace($simple_search, $simple_replace, $str);

    return $str;
}