#key - sendForm - poster un formulaire via ajax (sans lib)
	function sendForm(form){  
    	data='';
		url=form.getAttribute('action');
		Array.prototype.forEach.call(form.elements,function(obj){
			type=obj.getAttribute('type');
			if (
				type!='checkbox'&&type!='radio'&&type!='submit'
				||obj.checked==1
			){
				data+=obj.getAttribute('name')+'='+obj.value+'&';
			}
		});
    	
    	request = new XMLHttpRequest;
		request.open('post', url, true);
		request.setRequestHeader("Content-type","application/x-www-form-urlencoded");
		request.send(data);

		// Gestion de la réponse du serveur
		request.onreadystatechange=function(){
			if (request.readyState!=4 && request.status!=200){
				console.log(request.responseText);
			}
		}
	    return false;        
	}