// Expressions régulières de test de types administratifs français
var regExpCodePostal=/^([A-Z]+[A-Z]?\-)?[0-9]{1,2} ?[0-9]{3}$/g;	// Accepte une chaine de type 'code postal'. Ex : F-33370 ou 33 370 ou 33370 ou F-1 370
var regExpTelephoneFixe=/^(01|02|03|04|05)[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}$/g;		// Accepte un numero de téléphone de type 'fixe'. Ex : 01.34.12.52.30 ou 0134125230
var regExpTelephonePortable=/^(06)[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}$/g;			// Accepte un numero de téléphone de type 'portable'.
var regExpTelephoneNational=/^(0[1234568])[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}$/g;		// Accepte un numero de téléphone de type 'national' y compris numéros en '08'.
var regExpFax=/^(0[1234568])?[0-9]{2}?[0-9]{2}?[0-9]{2}?[0-9]{2}$/g;		// Accepte un numero de téléphone de type 'national' y compris numéros en '08'.
var regExpTelephoneInternational=/^(\+[0-9]{2})[ \.\-]?[0-9][ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}[ \.\-]?[0-9]{2}$/g;	// Accepte un numero de téléphone de type 'international'. Ex : (+33) 1 34 12 52 30
//var regExpEmailAdress=/^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$/g;	// Expressions régulières de test de types liés à internet
var regExpEmailAdress=/^[A-Za-z0-9](([_\.\-]?[a-zA-Z0-9_\.\-]+)*)@([A-Za-z0-9]+)(([\.\-]?[a-zA-Z0-9]+)*)\.([A-Za-z]{2,})$/g;  // Expressions régulières de test de types liés à internet
var regExpNumeric=/[0-9]$/g;	// Accepte une chaine numérique
var regExpTime=/^([0-9]|[01][0-9]|2[0123])\:([012345][0-9])(\:([012345][0-9])(.([0-9]{3})+)?)?$/g;		 // Accepte une chaine de type 'time'. Ex : 12:51 ou 21:45:35.654
var regExpFrenchDate=/^(0[1-9]|[12][0-9]|3[01])[\- \/\.](0[1-9]|1[012])[\- \/\.](19|20)\d\d$/g;  // date au format jj/mm/aaaa ou jj-mm-aaaa ou jj mm aaaa ou jj.mm.aaaa avec aaaa compris entre 1900 et 2099.
var regExpCompte = /^([0-9]{6}[ \.\-]?[a-zA-Z]{1})$/g;

//Les deux fonction suivantes servent à identifier si une chaine de caractère est compatible ou non avec une expression régulière passée en paramètre
function matchRegularExpression(valeur, regularExpression) {
	var resultat = valeur.match(regularExpression);
	if(resultat!=null && resultat.length==1) return true;
	else return false;
}
function doesntMatchRegularExpression(valeur, regularExpression) {
	if(matchRegularExpression(valeur, regularExpression)) return false;
	else return true;
}

function check_input(field_name, field_size, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = form.elements[field_name].value;
    if (field_value == '' || field_value.length < field_size) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_input_compte(field_name,message){
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpCompte) ) {
		error_message = error_message + "* " + message + "\n";
		error= true;
	}
}

function check_radio(field_name, message) {
  var isChecked = false;
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var radio = form.elements[field_name];
    for (var i=0; i<radio.length; i++) {
      if (radio[i].checked == true) {
        isChecked = true;
        break;
      }
    }
    if (isChecked == false) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_select(field_name, field_default, message) {
  if (form.elements[field_name] && (form.elements[field_name].type != "hidden")) {
    var field_value = form.elements[field_name].value;

    if (field_value == field_default) {
      error_message = error_message + "* " + message + "\n";
      error = true;
    }
  }
}

function check_input_email(field_name, message_mail ) {
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpEmailAdress) ) {
		error_message = error_message + "* " + message_mail + "\n";
		error= true;
	}
}

function check_confirm_email(field_name,field_name_confirm, message_mail) {
	if(form.elements[field_name].value != form.elements[field_name_confirm].value) {
		error_message = error_message + "* " + message_mail + "\n";
		error= true;
	}
}
  
function check_input_codepostal(field_name, message_codepostal){
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpCodePostal)){
		error_message = error_message + "* " + message_codepostal + "\n";
		error= true;
	}
}

function check_input_telephone(field_name, message_telephone)	{
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpTelephoneFixe)){
		error_message = error_message + "* " + message_telephone + "\n";
		error = true;
	} 
}

function check_input_telephonenational(field_name, message_telephone)	{
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpTelephoneNational)){
		error_message = error_message + "* " + message_telephone + "\n";
		error = true;
	} 
}

function check_input_telephoneinternational(field_name, message_telephone)	{
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpTelephoneInternational)){
		error_message = error_message + "* " + message_telephone + "\n";
		error = true;
	} 
}

function check_input_fax(field_name, message_fax)	{
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpFax)){
		error_message = error_message + "* " + message_fax + "\n";
		error = true;
	} 
}

function check_input_heure(field_name1, field_name2, message_heure)	{
	if(form.elements[field_name2].value==''){ form.elements[field_name2].value = '00'}
	heure = form.elements[field_name1].value + ":" + form.elements[field_name2].value + ":00" ;
	if(doesntMatchRegularExpression(heure, regExpTime)){
		error_message = error_message + "* " + message_heure + heure + "\n";
		error = true;
	} 
}


function check_input_numeric_if_exist(field_name, message_field){
	if (form.elements[field_name].value){
		if(doesntMatchRegularExpression(form.elements[field_name].value, regExpNumeric)){
			error_message = error_message + "* " + message_field + "\n";
			error= true;
		}
	}
}

function check_input_numeric(field_name, message_field){
	if(doesntMatchRegularExpression(form.elements[field_name].value, regExpNumeric)){
		error_message = error_message + "* " + message_field + "\n";
		error= true;
	}
}

function check_checkbox(checkbox_name, message_field ){
	if(form.elements[checkbox_name].checked == false){
			error_message = error_message + "* " + message_field + "\n";
			error= true;
	}
}

function check_checkbox_multiple(checkbox_name, message_field ){
	checked = false;
	for(chk = 0 ; chk < form.elements[checkbox_name].length ; chk++)
	{
		if(form.elements[checkbox_name][chk].checked == true){
			checked = true;
		}
	}
	
	if(!checked)
	{
		error_message = error_message + "* " + message_field + "\n";
		error= true;
	}
}

function check_date(field_name, message_field) {
	if( doesntMatchRegularExpression(form.elements[field_name].value, regExpFrenchDate)) {
			error_message = error_message + "* " + message_field + "\n";
			error= true;
	}
}

function check_checkbox(checkbox_name, message_field ){
	if(form.elements[checkbox_name].checked == false){
			error_message = error_message + "* " + message_field + "\n";
			error= true;
	}
}

function valeurradio(rd)
{
	cocher=0;
			
	for(i=0;i<rd.length;i++)
	{
		if(rd[i].checked) cocher=rd[i].value;
	}
			
	return cocher;
}