function contact(special){
	if(special!= ''){
		var nom=document.getElementById("nom").value;
		if(texte = file('includes/contact.php?special='+nom)){
			writediv(texte,'contenu');
		}
	}
}

function devis(etape,reponse){

if(etape!= ''){
		if(texte = file('includes/estimation.php?etape='+etape+'&reponse='+reponse)){
			writediv(texte,'estimation');
		}
	}
}




function writediv(texte,id){
	document.getElementById(id).innerHTML = texte;
}

function file(fichier){
if(window.XMLHttpRequest) // FIREFOX
xhr_object = new XMLHttpRequest();
else if(window.ActiveXObject) // IE
xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
else
return(false);
xhr_object.open("GET", fichier, false);
xhr_object.send(null);
if(xhr_object.readyState == 4) return(xhr_object.responseText);
else return(false);
}