function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function form_validation_fr()
{
	if (form.nom.value == "")
  	{
	    alert("Veuillez indiquer votre nom");
	    form.nom.focus();
	    return (false);
	}
	
	if (form.prenom.value == "")
	{
		alert("Veuillez saisir votre prénom");
		form.prenom.focus();
		return (false);
	}
	
	var checkEmail = "@.";
	var checkStr = form.email.value;
	var EmailValid = false;
	var EmailAt = false;
	var EmailPeriod = false;

	for (i = 0;  i < checkStr.length;  i++)
	{
	   ch = checkStr.charAt(i);
	   for (j = 0;  j < checkEmail.length;  j++)
	   {
	      if (ch == checkEmail.charAt(j) && ch == "@")
	        EmailAt = true;
	      if (ch == checkEmail.charAt(j) && ch == ".")
	        EmailPeriod = true;
		  if (EmailAt && EmailPeriod)
			break;
		  if (j == checkEmail.length)
			break;
		}
		// if both the @ and . were in the string
	    if (EmailAt && EmailPeriod)
	    {
			EmailValid = true
			break;
		}
	  }

	  if (!EmailValid)
	  {
	    alert("L'adresse électronique rentrée est invalide !");
	    form.email.focus();
	    return (false);
	  }
	  
	if (form.message.value == "")
	{
		alert("Un contact sans message !");
		form.message.focus();
		return (false);
	}

	return(true);
}

function form_validation_en()
{
	if (form.nom.value == "")
  	{
	    alert("Fisrt name, please");
	    form.nom.focus();
	    return (false);
	}
	
	if (form.prenom.value == "")
	{
		alert("Surname, please");
		form.prenom.focus();
		return (false);
	}
	
	var checkEmail = "@.";
	var checkStr = form.email.value;
	var EmailValid = false;
	var EmailAt = false;
	var EmailPeriod = false;

	for (i = 0;  i < checkStr.length;  i++)
	{
	   ch = checkStr.charAt(i);
	   for (j = 0;  j < checkEmail.length;  j++)
	   {
	      if (ch == checkEmail.charAt(j) && ch == "@")
	        EmailAt = true;
	      if (ch == checkEmail.charAt(j) && ch == ".")
	        EmailPeriod = true;
		  if (EmailAt && EmailPeriod)
			break;
		  if (j == checkEmail.length)
			break;
		}
		// if both the @ and . were in the string
	    if (EmailAt && EmailPeriod)
	    {
			EmailValid = true
			break;
		}
	  }

	  if (!EmailValid)
	  {
	    alert("Email isn't valid !");
	    form.email.focus();
	    return (false);
	  }
	  
	if (form.message.value == "")
	{
		alert("Your message, please !");
		form.message.focus();
		return (false);
	}

	return(true);
}