function ShowNetBook(){	
		var URL
		var xMax = screen.width;
		if (xMax <= 1024) {
			xMax = xMax - 10;
		}
		var yMax = screen.height;
		URL = 'netbook_dunod.php';
		WindowObjectReference = window.open(URL,'DEMO','width='+xMax+',height='+yMax+',left=0,top=0,resizable=yes,toolbar=no,location=no,directories=no,status=no,scrollbars=no,menubar=no,fullscreen=yes');
		WindowObjectReference.focus();		
	}
	if(screen.width <= 1024){		
		var nomBrochure = 'Guide pratique de TOURNAGE VIDÉO';
		var gifBrochure = 'tournage_video';
			
		var netbook = 'non';
		var adr = document.URL.split("/");
		for (var i=0; i<adr.length; i++){
			if(adr[i] == 'netbook_dunod.php'){
				netbook = 'ok';
			}
			if(adr[i] == 'netbook_dunod6.php'){
				netbook = 'ok';
			}
			if(adr[i] == 'netbook_dunod6.php#'){
				netbook = 'ok';
			}
			if(adr[i] == 'dunod_print.php'){
				netbook = 'ok';
			}
		}
		
		if(netbook != 'ok'){			
			document.write('<div style="position: absolute; top: 10%; left: 25%; width: 50%; height: 50%; z-index: 200; font: bold 12px Arial; border: 2px solid #474747;"><div style="z-index: 0; position: absolute; top: 0px; left: 0px; width: 100%; height: 100%;background-color: #C7C7C7; opacity: 0.5;filter: alpha(opacity=50);"><br /></div><div style="position: absolute; top: 0px; left: 0px; width: 100%; height: 100%; z-index: 10;"><center><br />Cette page fait partie de l\'<b>e</b>-xtrait Dunod : <br /><i>'+nomBrochure+'</i><br />Cliquez sur le lien ci-dessous pour consulter l\'<b>e</b>-xtrait<br /><br /><a href="netbook_dunod.php" onclick="javascript:ShowNetBook();return false" style="font: bold 14px Arial; color: #474747;"><img src="'+gifBrochure+'.gif" border="0" style="border: 2px solid #474747;" /><br /><br />Lancement de l\'<b>e</b>-xtrait "'+nomBrochure+'"</a></center><br /></div></div></div>');
		}
		}