function sendToFriends() {
	var hauteur = 500;
	var largeur = 400;
	var haut=(screen.height-hauteur)/2;
	var Gauche=(screen.width-largeur)/2;

	if (!window.maFenetreSend) {
    	window.maFenetreSend = window.open('./Scripts/sendToFriends/sendFriends.html', 'Result', config='top='+haut+',left='+Gauche+',width='+largeur+',height='+hauteur+', toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no');
    	window.maFenetreSend.focus();
	} else {
		window.maFenetreSend.close();
		window.maFenetreSend = window.open('./Scripts/sendToFriends/sendFriends.html', 'Result', config='top='+haut+',left='+Gauche+',width='+largeur+',height='+hauteur+', toolbar=no, menubar=no, scrollbars=yes, resizable=no, location=no, directories=no, status=no');
    	window.maFenetreSend.focus();
	}
}



var chemin = "Scripts/sendToFriends/";

var fichierHtml ="sendFriends.html";
var fichierPhp ="sendFriends.php";

function backToForm() {
	document.getElementById('loader').style.display = "none";
	document.getElementById('succes').style.display = "none";
	document.getElementById('erreur').style.display = "none";
	document.getElementById('formSendFriend').style.display = "block";
}
function VerifAdresse(adresse) {
	var place = adresse.indexOf("@",1);
	var point = adresse.indexOf(".",place+1);
	if ((place > -1)&&(adresse.length >2)&&(point > 1)) {
		return true ;
	} else {
		return false ;
	}
}


function openPopup() {
	var largeur = 450;
	var hauteur = 380;
	var haut=(screen.height-hauteur)/2;
	var gauche=(screen.width-largeur)/2;
	
	window.open (chemin+fichierHtml, '_blank','top='+haut+',left='+gauche+',width='+largeur+',height='+hauteur+'');
}

function sendPHP() {
	
	var xhr; 
    try {  xhr = new ActiveXObject('Msxml2.XMLHTTP');   }
    catch (e) 
    {
        try {   xhr = new ActiveXObject('Microsoft.XMLHTTP');    }
        catch (e2) 
        {
          try {  xhr = new XMLHttpRequest();     }
          catch (e3) {  xhr = false;   }
        }
     }
 
    xhr.onreadystatechange  = function()
    { 
         if(xhr.readyState  == 4)
         {
              if(xhr.status  == 200) {
                	 document.getElementById('loader').style.display = "none";
					document.getElementById('succes').style.display = "block";
		 		}	
              else 
                 {
                	 document.getElementById('loader').style.display = "none";
					document.getElementById('erreur').style.display = "block";
		 		}
         }
    }; 

	xhr.open("POST", fichierPhp, true);
	xhr.setRequestHeader('Content-Type','application/x-www-form-urlencoded'); 
	str = "expe_email="+expe_email+"&expe_nom="+expe_nom+"&expe_mess="+expe_mess+"&dest_email1="+dest_email1+"&dest_email2="+dest_email2+"&dest_email3="+dest_email3;
	xhr.setRequestHeader("Content-length", str.length);
	xhr.setRequestHeader("Connection", "close");
	xhr.send(str);
}


function sendFriendForm() { 
	var noSend1,noSend2,noSend3,noSend4,noSend5 = false;
	expe_nom = document.forms["form_send"].elements["expe_nom"].value;
	expe_email = document.forms["form_send"].elements["expe_email"].value;
	expe_mess = document.forms["form_send"].elements["expe_mess"].value;
	dest_email1 = document.forms["form_send"].elements["dest_mail1"].value;
	dest_email2 = document.forms["form_send"].elements["dest_mail2"].value;
	dest_email3 = document.forms["form_send"].elements["dest_mail3"].value;

	if(expe_nom == "") {
		document.getElementById('info_expe_nom').style.display = "block";
		noSend1 = true;
	} else {
		document.getElementById('info_expe_nom').style.display = "none";
		noSend1 = false;
	}
	

	
	if(expe_email == "") {
		document.getElementById('info_expe_mail').style.display = "block";
		noSend2 = true;
	} else {
		if(VerifAdresse(expe_email)) {
			document.getElementById('info_expe_mail').style.display = "none";
			noSend2 = false;
		} else {
			document.getElementById('info_expe_mail').style.display = "block";
			noSend2 = true;
		}
	}
	
	
	
	if(dest_email1 == "") {
		document.getElementById('info_dest_mail1').style.display = "block";
		noSend3 = true;
	} else {
		if(VerifAdresse(dest_email1)) {
			document.getElementById('info_dest_mail1').style.display = "none";
			noSend3 = false;
		} else {
			document.getElementById('info_dest_mail1').style.display = "block";
			noSend3 = true;
		}
	}
	
	if(dest_email2 == "") {
		document.getElementById('info_dest_mail2').style.display = "none";
	} else {
		if(VerifAdresse(dest_email2)) {
			document.getElementById('info_dest_mail2').style.display = "none";
			noSend4 = false;
			
		} else {
			document.getElementById('info_dest_mail2').style.display = "block";
			noSend4 = true;
		}
	}
	
	if(dest_email3 == "") {
		document.getElementById('info_dest_mail3').style.display = "none";
	} else {
		if(VerifAdresse(dest_email3)) {
			document.getElementById('info_dest_mail3').style.display = "none";
			noSend5 = false;
		} else {
			document.getElementById('info_dest_mail3').style.display = "block";
			noSend5 = true;
		}
	}
	
	
	if(!noSend1 && !noSend2 && !noSend3 && !noSend4 && !noSend5) {
		document.getElementById('formSendFriend').style.display = "none";
		document.getElementById('loader').style.display = "block";
		sendPHP();
	} 
}