// JavaScript Document
function visibilite(thingId)
{
var targetElement;
targetElement = document.getElementById(thingId) ;
if (targetElement.style.display == "none" )
{
targetElement.style.display = "" ;
} else {
targetElement.style.display = "none" ;
}
}

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];}
}

	/* Optional settings for imageflow */
	conf_reflection_p = 0.6;
	/* Sets the numbers of images on each side of the focussed one */
	conf_focus = 4;
	/* 0 = default, 1 = small to big picture Change this to see the effect */
	sizeAlgo = 0; //
	/* Glide to a picture on startup. For example 10 is the 11th picture
	Use 0 for the starting picture */
	glidetopicture = 10;
    /* Autostart slideshow  */
    slideshowauto = true;
    /* Show slideshow button  */
    slideshowbutton = true;
    /* Slideshow time setting in seconds */
    slideshowtime = 3000;
    /* Video settings */
    videowidht = '425';
    videoheight = '350';
    /* Video position */
	videotop  = '-290px';
	videoleft = '-50px';
	/* Output video, highslide, empty for normal link */
	output = "video";
	
function number(val){ 
  if(isNaN(val))
  return false;
  return true;
 }
function Verif_Email(Mail){
	var Aron = Mail.indexOf("@")
	var Point = Mail.lastIndexOf(".")
	var Espace = Mail.lastIndexOf(" ")
	if ( (Espace > 0) || (Mail.length < 7) || (Aron < 1) || (Point < (Aron + 2)) || (Point > (Mail.length-3)) ) {
		return false;
	}
	return true;
}
function verificationcontact(){
	valide = true
	message = "Veuillez renseigner le(s) champs suivant(s) :\n" 
      if ( formcontact.nom.value == "" ) {
			valide = false
			message += "  - Votre nom\n";
  		 }
		if ( formcontact.prenom.value == "" ) {
			valide = false
			message += "  - Votre prénom\n";
		}
		if ( formcontact.tel.value == "" ) {
			valide = false
			message += "  - Votre numéro de téléphone\n";
		}
		else if(!number(formcontact.tel.value))
		 {
		  	valide = false
			message += "  - Votre numéro de téléphone  est invalide\n ' Il doit comporté que des chiffres'\n";
		 }
   		if ( formcontact.mail.value == "" ) {
			valide = false
			message += "  - Votre adresse mail\n";
		} else if ( !Verif_Email(formcontact.mail.value) ) {
			valide = false
			message += "  - Votre adresse  mail est invalide\n ' Elle doit être sur cette forme : nom@domaine, exp : contact@esr.com '\n"
		}
        if ( formcontact.message.value == "" ) {
			valide = false
			message += "  - Votre message\n";
		}
		if ( valide== false ) {
			alert (message)
			return false
		}
}

function verifnews()

{


	valide = true

	message = "Veuillez renseigner le(s) champs suivant(s) :\n" 


		
		 
   		if ( news.mail.value == "" ) {

			valide = false

			message += "  - Votre adresse mail\n";

		} else if ( !Verif_Email(news.mail.value) ) {

			valide = false

			message += "  - Votre adresse  mail est invalide\n ' Elle doit être sur cette forme : nom@domaine'\n"

		}

       

		if ( valide== false ) {

			alert (message)

					return false

		}

}

	 function Verif_Email(Mail)

{

	var Aron = Mail.indexOf("@")

	var Point = Mail.lastIndexOf(".")

	var Espace = Mail.lastIndexOf(" ")



	if ( (Espace > 0) || (Mail.length < 7) || (Aron < 1) || (Point < (Aron + 2)) || (Point > (Mail.length-3)) ) {

		return false;

	}	


	return true;

}
function afficher_cacher(id)
{
        if(document.getElementById(id).style.visibility=="hidden")
        {
                document.getElementById(id).style.visibility="visible";
				document.getElementById(id).style.display = "";

                
        }
        else
        {
                document.getElementById(id).style.visibility="hidden";
				document.getElementById(id).style.display = "none";
                
        }
        return true;
}