var browser=navigator.appName;

	if (browser == "Microsoft Internet Explorer"){
		//var versione=parseInt(navigator.appVersion.substring(22,23));
		var NavStr='MSIE ';
		var re= new RegExp(NavStr,"i");
		var posizione = navigator.appVersion.search(re);
		var versione=navigator.appVersion.substring(posizione + NavStr.length, posizione + NavStr.length + 1);
		if (versione >= 6)
		document.write('<link href="/webcommon/s-includes/newstyleie6.css" rel="stylesheet" type="text/css">');		
		else
		document.write('<link href="/webcommon/s-includes/newstyleie4.css" rel="stylesheet" type="text/css">');

	}
	
	else if (browser == "Netscape"){
		
		var versione=parseInt(navigator.appVersion.substring(0,1));	

			if(versione==4){
							
				var piattaforma=navigator.userAgent;	
				
				if(piattaforma.indexOf("Windows")){
					document.write('<link href="/webcommon/s-includes/newstylenn4.css" rel="stylesheet" type="text/css">');

				}
				
				else if (piattaforma.indexOf("Macintosh")) {
				
					document.write('<link href="/webcommon/s-includes/newstylenn7.css" rel="stylesheet" type="text/css">');
					
				}
		
			}
			
			else 
			
			{
				document.write('<link href="/webcommon/s-includes/newstylenn7.css" rel="stylesheet" type="text/css">');
			}

	}
	else if (browser == "Opera"){
		document.write('<link href="/webcommon/s-includes/newstyleop.css" rel="stylesheet" type="text/css">');
	}