var testvar = 'testvalue';
var _ttl = [];
var _tmp;

catalogue = function() {
	_tmp = document.getElementsByTagName('strong');
	for (var i=0; i<_tmp.length; i++) if(_tmp[i].className.indexOf('ttl')>-1) _ttl.push(_tmp[i]);

	if (_ttl.length>0) {
		for (var i=0; i<_ttl.length; i++) {
			_html = _ttl[i].innerHTML;
			_html =_html.replace('(','<br /><span>(');
			_html =_html.replace(')',')</span>');
			_ttl[i].innerHTML = _html;
		}
	}
}

catalogue();