function ZoomFichier(fichier) {
	var url = fichier;
	// définir les valeurs de votre fenêtre
	var WinNewProperties = "null"; // ne sert à rien
	WinNewProperties += ",toolbar=no";
	WinNewProperties += ",location=no";
	WinNewProperties += ",directories=no";
	WinNewProperties += ",status=no";
	WinNewProperties += ",menubar=no";
	//WinNewProperties += ",titlebar=no";
	//WinNewProperties += ",chrome";
	//WinNewProperties += ",fullscreen=1";
	WinNewProperties += ",width=20"; 
	WinNewProperties += ",height=20"; 
	WinNewProperties += ",left=20";
	WinNewProperties += ",top=20";
	WinNewProperties += ",scrollbars=no";
	WinNewProperties += ",resizable=no";
	
	// PopNew = ""; // créer une variable vide si problème
	
	PopNew = window.open (url,"Zoom",WinNewProperties);
}