if (navigator.appName=='Microsoft Internet Explorer') 
	{var FontSize=11;			// Font size menu items
	 var FontFamily="Arial Narrow";	        // Font family menu items
	 }
else 	 
	{var FontSize=9;			// Font size menu items			 
	 var FontFamily="Arial";	        // Font family menu items
	 }										
function apri(pagina)
{ 		 //Xmouse=(event.screenX);
		 //Ymouse=(event.screenY);
         nuovapagina = window.open(pagina, "corrente") //// [,"windowFeatures"])
         ////non funziona if(nuovapagina.closed==true) alert(Ymouse)
}