Hi, Just copy and paste this code and save your file. <!DOCTYPE html PUBLIC “-//W3C//DTD XHTML 1.0 Transitional//EN” “http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd”> <html xmlns=”http://www.w3.org/1999/xhtml”> <head> <meta http-equiv=”Content-Type” content=”text/html; charset=utf-8″ /> <title>Untitled Document</title> <script language=”JavaScript”> function disableCtrlKeyCombination(e) { //list all CTRL + key combinations you want to disable var forbiddenKeys = new Array(‘a’, ‘n’, ‘c’, ‘x’, ‘v’, ‘j’ , [...]