function declanchementZoombox(texte)
     {
     		$.zoombox.html(texte, { height: 400, width: 600, opacity: 0.2, theme: 'prettyphoto', duration: 400,});
			return(false);
     }

function cherche(rech)
     {
     if(texte = file('AjaxRecherche.php?rech='+escape(rech))){
          declanchementZoombox(texte);
     }else{
          writediv('');
     }
     }

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);
     xhr_object.send(null);
     if(xhr_object.readyState == 4) return(xhr_object.responseText);
     else return(false);
     }