function valid_login(formObj) {
if (formObj.account.value.length == 0) {
alert("Please fill-in the field : account");
formObj.account.select();
formObj.account.focus();
return false;
}
if (checkentry(formObj.login, 'login') == false)
return false;
if (checkentry(formObj.password, 'password') == false)
return false;
if (formObj.login.value == formObj.password.value) {
alert ("The login and password must be different");
formObj.password.select();
formObj.password.focus();
return false;
}
}
function checkentry(item, name) {
result = false;
if (item.value.length == 0) {
alert ("Please fill-in the field : " + name);
item.focus();
item.select();
return false;
}
var find = /<|>/;
var origin = item.value;
if (find.test(origin) == true) {
alert("You are using an illicit character");
item.focus();
item.select();
return false;
result = false;
	}
	else{
	result = true;
	}
return result;
}