NS4 = (document.layers) ? 1 : 0;

	IE4 = (document.all);

	ver4 = (NS4 || IE4);

	IE5 = (IE4 && navigator.appVersion.indexOf("5.")!=-1);

   	isMac = (navigator.appVersion.indexOf("Mac") != -1);

   	DOM = (document.getElementById) ? 1 : 0;



	if (isMac && !IE5 && !DOM ) {

		document.write("<link href=\"/ch/french/style/styles_mac.css\" rel=\"styleSheet\" type=\"text/css\">");
	} else if(IE4){		

		document.write("<link href=\"/ch/french/style/styles_ie.css\" rel=\"styleSheet\" type=\"text/css\">");
	} else if(DOM) {

		document.write("<link href=\"/ch/french/style/styles_moz.css\" rel=\"styleSheet\" type=\"text/css\">");
	} else {

		 document.write("<link href=\"/ch/french/style/styles_win.css\" rel=\"styleSheet\" type=\"text/css\">");
	}