Finally google update my site rank 1st time i made this site as a directory www.zinatel.com www.poezii.info from pr3 to pr0 and all the backlink zero for me its disaster. after 1 month google update page rank im surprise with it its back to pr3 for both of them and have 67 backlinks. im very happy with it good job google anybody want share his same problem with me?
Now concentrate on content. Remember, content is king. PR is nothing without traffic. Quality content = good SERPs = traffic. And traffic is what you are looking for, aren't you? Google can not help you without your help.