I meant that if `doc.getElementsByClassName('articleBody_abstract').length > -1` is `true`, `ZU.xpath(doc,'//div[@class="articleBody_abstract"]/p')[0]` should always return something and `ZU.xpath(doc,'//div[@class="articleBody_transAbstract"]/p')[0]` should never evaluate, no? (otherwise, there's no point in checking this in the if.