function XMLHttp(){
        var variable = "Indéfini";
        if (window.XMLHttpRequest){
                variable = new XMLHttpRequest();
                return variable;
        }else if (window.ActiveXObject){
                variable = new ActiveXObject("Microsoft.XMLHTTP");
                return variable;
        }else if(window.ActiveXObject("Msxml2.XMLHTTP")){
                variable = new ActiveXObject("Msxml2.XMLHTTP");
                return variable;
        }else{
            alert('JavaScript : votre navigateur ne supporte pas les objets XMLHttpRequest ! Mettez le à jour.');
            return false;
        }
}

	/* Apercu prévisualisation */
	
function envoyerForm(form) {
   var nb_input = document.getElementsByTagName('input').length;
   var enfants = document.getElementsByTagName('input');
   var param = "";
   i=0;
   while(i<nb_input) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
	
   var nb_textarea = document.getElementsByTagName('textarea').length;
   var enfants = document.getElementsByTagName('textarea');
   i=0;
   while(i<nb_textarea) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
   
   var nb_select = document.getElementsByTagName('select').length;
   var enfants = document.getElementsByTagName('select');
   i=0;
   while(i<nb_select) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
   
  
	param = param + 'fin=ok';

	var xhr = XMLHttp();
	xhr.open('POST','fonctions/apercu.php',true);
	xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=ISO-8859-1');
	xhr.onreadystatechange = function(){
	if (xhr.readyState == 4) document.getElementById('div_apercu').innerHTML = xhr.responseText;
	}  
	var data = param;
	xhr.send(data);
}

	/* Apercu info bulle */
	
function apercu_info_bulle(id) {
	var xhr = XMLHttp();
	xhr.open('POST','fonctions/apercu_info_bulle.php',true);
	xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=ISO-8859-1');
	xhr.onreadystatechange = function(){
	if (xhr.readyState == 4) document.getElementById('image-creation-'+id).innerHTML = xhr.responseText;
	}  
	var data = id;
	xhr.send('id='+data);
}

function apercu_info_bulle2(id) {
	var xhr = XMLHttp();
	xhr.open('POST','fonctions/apercu_info_bulle2.php',true);
	xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=ISO-8859-1');
	xhr.onreadystatechange = function(){
	if (xhr.readyState == 4) document.getElementById('image-assemblage-'+id).innerHTML = xhr.responseText;
	}  
	var data = id;
	xhr.send('id='+data);
}

function apercu_info_bulle3(id) {
	var xhr = XMLHttp();
	xhr.open('POST','fonctions/apercu_info_bulle3.php',true);
	xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=ISO-8859-1');
	xhr.onreadystatechange = function(){
	if (xhr.readyState == 4) document.getElementById('dollz-'+id).innerHTML = xhr.responseText;
	}  
	var data = id;
	xhr.send('id='+data);
}

	/* Apercu texte pixel art */
	
function envoyerFormPixelArt(form) {
   var nb_input = document.getElementsByTagName('input').length;
   var enfants = document.getElementsByTagName('input');
   var param = "";
   i=0;
   while(i<nb_input) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
	
   var nb_textarea = document.getElementsByTagName('textarea').length;
   var enfants = document.getElementsByTagName('textarea');
   i=0;
   while(i<nb_textarea) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
   
   var nb_select = document.getElementsByTagName('select').length;
   var enfants = document.getElementsByTagName('select');
   i=0;
   while(i<nb_select) {
	  var param = param + enfants[i].name +'='+enfants[i].value+'&';
	  i++;
   }
   
	param = param + 'fin=ok';

	var xhr = XMLHttp();
	xhr.open('POST','fonctions/apercu_pixel_art.php',true);
	xhr.setRequestHeader('Content-type', 'application/x-www-form-urlencoded; charset=ISO-8859-1');
	xhr.onreadystatechange = function(){
	if (xhr.readyState == 4) document.getElementById('div_apercu').innerHTML = xhr.responseText;
	}  
	var data = param;
	xhr.send(data);
}