in src/main/resources/js/bootstrap-2.3.2.js [1302:1307]
, fixTitle: function () {
var $e = this.$element
if ($e.attr('title') || typeof($e.attr('data-original-title')) != 'string') {
$e.attr('data-original-title', $e.attr('title') || '').attr('title', '')
}
}