Error log does not help me . The error log is given below:
150.70.172.236 - - [09/Aug/2013:19:14:15 -0400] "GET /answers/?qa=install HTTP/1.0" 200 856 "-" "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)"
183.77.140.178 - - [09/Aug/2013:19:13:21 -0400] "POST /answers/index.php?qa=install HTTP/1.1" 301 - "
http://www.lawhelpline.org/answers/?qa=install" "Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/28.0.1500.95 Safari/537.36"