// JavaScript Document
<!--

function valider() {
var form_err = " "
if ( document.dg52_contact.email.value.length < 1) {
form_err = "Email invalide ! - ";
}
if ( document.dg52_contact.email.value == "email valide") {
form_err = "Email invalide ! - ";
}
var verim = 0;
for (i=1; i<document.dg52_contact.email.value.length -4; i++) {
if ( document.dg52_contact.email.value.charAt(i) == "@") {
verim = 1;
}} 
if ( verim == 0) {
form_err = "Email invalide ! - ";
} 
if ( document.dg52_contact.nom.value.length < 1) {
form_err += "Inscrivez votre Nom. - ";
}
if ( document.dg52_contact.nom.value == "nom") {
form_err = "Inscrivez votre Nom - ";
}
if ( document.dg52_contact.prenom.value.length < 1) {
form_err += "Inscrivez votre prénom - ";
}
if ( document.dg52_contact.prenom.value == "prénom") {
form_err = "Inscrivez votre prénom - ";
} 
if ( form_err != " ") {
alert(form_err);
return false;
}
return true 
}
//-->