function precharg()
{
 image1 = new Image(730,573);
 image1.src = "images/05_2.jpg";

 image2 = new Image(730,573);
 image2.src = "images/05_3.jpg";

 image3 = new Image(730,573);
 image3.src = "images/05_accueil.jpg";

 image4 = new Image(122,37);
 image4.src = "images/btn_accueil_on.png";

 image5 = new Image(122,37);
 image5.src = "images/btn_contact_on.png";

 image6 = new Image(122,37);
 image6.src = "images/btn_photos_on.png";
}


// ------------------ ANTI CLICK DROIT ---------------------->
function noClickdroit(){
	alert('2009 (c) Butterfly-Production.com');
	return(false);
}
document.oncontextmenu = noClickdroit;



// ------- Visualisation de l'image Haute Rés. -------------->
function showHigh(image){
	var larg = 1000;
	var haut = 720;
	var top  = (screen.height-haut)/2;
	var left = (screen.width-larg)/2;
	window.open(image,"HiRes","toolbar=0,location=0,directories=0,menuBar=0,scrollbars=1,resizable=1,width="+larg+",height="+haut+",left="+left+",top="+top+"");
}



// ------------------------NEWLSTTER ------------------------>
function createXHR() 
{
 var request = false;
	try{ request = new ActiveXObject('Msxml2.XMLHTTP'); }
        catch(err2){
        
	try{ request = new ActiveXObject('Microsoft.XMLHTTP'); }
        catch(err3){
		
	try{ request = new XMLHttpRequest(); }
		catch (err1){
			request = false;
		}
      }
    }
   return request;
}


function Write(url, content){ 
	var xhr = createXHR();

	xhr.onreadystatechange=function(){ 
		if(xhr.readyState == 4){
				// nothing for now
				// alert("sent " + url + " " + content);
		}
	};
	xhr.open("POST", url, true);		
	xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
	xhr.send(content); 
}


function verif_mail(a_mail) {
   mymail = a_mail;
   var mail_err = 0
   var r_mail = /^[A-Za-z0-9._-]+@[A-Za-z0-9.-]{2,}[.][A-Za-z]{2,4}$/
   ok_mail = r_mail.exec(mymail);
   if (!ok_mail) {
      return false;
   } else {
      return true;
   }
}

function submitNewsletter(){
	var email = document.newsletter_suscribe.email.value;
	
	if(email == ''){
		var storing = document.getElementById("storage");
		storing.innerHTML = '<font color=#ea96be>E-mail vide !</font>';
	}
	else if(email == 'adresse@email'){
		var storing = document.getElementById("storage");
		storing.innerHTML = '<font color=#ea96be>E-mail erronée !</font>';
	}	
	else if(!verif_mail(email)){
		var storing = document.getElementById("storage");
		storing.innerHTML = '<font color=#ea96be>Format incorrect !</font>';
	}	
	else{	
		var content = 'email='+email;		
		Write("newsletter_add.php", content);
		var storing = document.getElementById("storage");
		storing.innerHTML = '<font color=#ea96be>E-mail enregistrée !</font>';
	}
}