var xhr_object_6 = null;  
var data;
 


function afficher_pub(){ 



	var xhr_object_6 = null;

	if(window.XMLHttpRequest) // Firefox   
	    xhr_object_6 = new XMLHttpRequest();   
	 else if(window.ActiveXObject) // Internet Explorer   
	    xhr_object_6 = new ActiveXObject("Microsoft.XMLHTTP");   
	 else { // XMLHttpRequest non supporté par le navigateur   
	    alert("Votre navigateur ne supporte pas les objets XMLHTTPRequest...");   
	    return;   
	 }   
	   
	 xhr_object_6.open("POST", "do_pub.php", true);  
	 
	 
	
	 xhr_object_6.onreadystatechange = function() {   
	    if(xhr_object_6.readyState == 4) 
		eval(xhr_object_6.responseText); 
	 }   
	 xhr_object_6.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	 data ="afficher"; 
	 xhr_object_6.send(data); 
	 
	 
	 

}