function affichedate()
{
document.forms['form1'].elements['prix'].value='0 €';

navvers = navigator.appVersion.substring(0,1);
if (navvers > 3)
	navok = true;
else
	navok = false;

today = new Date;
numero = today.getDate();
if (numero<10)
	numero = "0"+numero;
mois = today.getMonth();
if (navok)
	annee = today.getFullYear();
else
	annee = today.getYear();
mois++;
if (mois < 10)
	mois = "0" + mois;
messageDate = numero + "/" + mois + "/" + annee;

document.forms['form1'].elements['datedepart'].value=messageDate
document.forms['form1'].elements['dateretour'].value=messageDate
}
function temps(date)
{
var d = new Date(date[2], date[1] - 1, date[0]);
return d.getTime();
}
function calculer() 
{ 
var ville1=document.forms['form1'].elements['ville1'].value
var p1=0
var ville2=document.forms['form1'].elements['ville2'].value
var p2=0
var date1=document.forms['form1'].elements['datedepart'].value
var date2=document.forms['form1'].elements['dateretour'].value

var debut = temps(date1.split("/"));
var fin = temps(date2.split("/"));
var nbjour = (fin - debut) / (1000 * 60 * 60 * 24); // + " jours";

var voiture=document.forms['form1'].elements['voiture'].value
switch(ville1)
{
case 'Marrakech' : p1=0; break;
case 'Agadir' : p1=35; break;
case 'Casablanca' : p1=35; break;
case 'Tanger' : p1=80; break;
case 'Fes' : p1=65; break;
case 'Essaouira' : p1=30; break;
case 'Eljadida' : p1=25; break;
}
switch(ville2)
{
case 'Marrakech' : p2=0; break;
case 'Agadir' : p2=35; break;
case 'Casablanca' : p2=35; break;
case 'Tanger' : p2=80; break;
case 'Fes' : p2=65; break;
case 'Essaouira' : p2=30; break;
case 'Eljadida' : p2=25; break;
default: p2=0;
}
switch(voiture)
{
case 'Fiat Palio' : v1=27; v2=27; break;
case 'Hyundai Atos' : v1=27; v2=27; break;
case 'Kia Picanto' : v1=27; v2=27; break;

case 'Clio Classic' : v1=37; v2=37; break;
case 'Dacia logan' : v1=37; v2=37; break;
case 'Fiat Siena' :  v1=37; v2=37; break;
case 'Hyundai I10' : v1=37; v2=37; break;

case 'Hyundai Accent' : v1=40; v2=36; break;
case 'Peugeot 206' : v1=40; v2=36; break;
case 'Ford Fiesta' : v1=40; v2=36; break;

case 'Peugoet 307' : v1=55; v2=52; break;
case 'Ford Focus' : v1=55; v2=52; break;
case 'Mitsubishi Lancer' : v1=55; v2=52; break;

case 'Peugoet 407' : v1=80; v2=80; break;
case 'Renault Laguna' : v1=80; v2=80; break;

case 'Renault Kangoo' : v1=50; v2=45; break;
case 'Citroen Berlingo' : v1=50; v2=45; break;

case 'Mitsubishi Pajero' : v1=110; v2=110; break;
case 'Toyota Prado' : v1=110; v2=110; break;
default: v1=0; v2=0;
}
if(nbjour<1)
{
alert("The date of return must be higher than the departure date "); //a modifie
document.forms['form1'].elements['prix'].value='0 €';
}
else
{
 if(voiture==0)
 {
 alert("Please choose a vehicle .......!");
 document.forms['form1'].elements['prix'].value='0 €';
 }
 else
 {
 if(nbjour<=7)
 {
var total=(nbjour*v1)+p1+p2;
document.forms['form1'].elements['prix'].value=total +' €';
}
else
{
var total=(nbjour*v2)+p1+p2;
document.forms['form1'].elements['prix'].value=total +' €';
}
}
}
} 
function verifie()
{
var x=document.forms['form1'].elements['prix'].value;
if(x=='0 €')
{
alert("Please calculate the price before booking your car"); //a modifie
return false
}
}