var tab_form1= new Array;
var tab_form2= new Array;
var tab_form3= new Array;

function valider_form1(n){
  var test_form=true;
  var message_form="";
  $('alert_form1').setStyles('visibility: hidden;');
  for (i=0;i<tab_form1.length;i++)
  { 
    if($(tab_form1[i]).getValue()=="") {
    $(tab_form1[i]).setStyles('border: solid 2px #000000;');
    test_form=false;
    }
    else {
    $(tab_form1[i]).setStyles('border: solid 1px #D9D9D9;');
    }
  }       
  if(test_form==false) {
  $('alert_form1').setHTML(n);
  var instance = new Fx.Styles($('alert_form1'), {duration: 200});
  instance.custom({'opacity': [0,1]});
  return false;
  }
  else {
  return true;
  }
}

function valider_form2(n){
  var test_form=true;
  var message_form="";
  $('alert_form2').setStyles('visibility: hidden;');
  for (i=0;i<tab_form2.length;i++)
  { 
    if($(tab_form2[i]).getValue()=="") {
    $(tab_form2[i]).setStyles('border: solid 2px #000000;');
    test_form=false;
    }
    else {
    $(tab_form2[i]).setStyles('border: solid 1px #D9D9D9;');
    }
  }       
  if(test_form==false) {
  $('alert_form2').setHTML(n);
  var instance = new Fx.Styles($('alert_form2'), {duration: 200});
  instance.custom({'opacity': [0,1]});
  return false;
  }
  else {
  return true;
  }
}

function valider_form3(n){
  var test_form=true;
  var message_form="";
  $('alert_form3').setStyles('visibility: hidden;');
  for (i=0;i<tab_form3.length;i++)
  { 
    if($(tab_form3[i]).getValue()=="") {
    $(tab_form3[i]).setStyles('border: solid 2px #000000;');
    test_form=false;
    }
    else {
    $(tab_form3[i]).setStyles('border: solid 1px #D9D9D9;');
    }
  }       
  if(test_form==false) {
  $('alert_form3').setHTML(n);
  var instance = new Fx.Styles($('alert_form3'), {duration: 200});
  instance.custom({'opacity': [0,1]});
  return false;
  }
  else {
  return true;
  }
}

function pwd_perdu() {
  var instance = new Fx.Styles($('label_pwd'), {duration: 100});
  if ($('perdu').checked) {
  instance.custom({'opacity': [1,0]});
  $('h1_text').setHTML('Saisissez votre e-mail');
  tab_form1.pop();
  $('alert_form1').setStyles('visibility: hidden;');
  for (i=0;i<tab_form1.length;i++)
  { 
    $(tab_form1[i]).setStyles('border: solid 1px #D9D9D9;');
  }
  }
  else {
  instance.custom({'opacity': [0,1]});
  $('h1_text').setHTML('Identification');
  tab_form1.push('pwd');
  $('alert_form1').setStyles('visibility: hidden;');
  for (i=0;i<tab_form1.length;i++)
  { 
    $(tab_form1[i]).setStyles('border: solid 1px #D9D9D9;');
  }
  }
}