if (navigator.appVersion.indexOf("2.") != -1){
		check = false;
	}
	if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
		check = false;
	}
	else {
		check = true;
	}
	if (check == true){
		image1 = new Image();
		image1.src = "../images/buttons/join_off.gif";
		image1on = new Image();
		image1on.src = "../images/buttons/join_over.gif";
		image1stay = new Image();
		image1stay.src = "../images/buttons/join_on.gif";

		image2 = new Image();
		image2.src = "../images/buttons/news_off.gif";
		image2on = new Image();
		image2on.src = "../images/buttons/news_over.gif";
		image2stay = new Image();
		image2stay.src = "../images/buttons/news_on.gif";
		
		image3 = new Image();
		image3.src = "../images/buttons/service_off.gif";
		image3on = new Image();
		image3on.src = "../images/buttons/service_over.gif";
		image3stay = new Image();
		image3stay.src = "../images/buttons/service_on.gif";

		image4 = new Image();
		image4.src = "../images/buttons/support_off.gif";
		image4on = new Image();
		image4on.src = "../images/buttons/support_over.gif";
		image4stay = new Image();
		image4stay.src = "../images/buttons/support_on.gif";

		image5 = new Image();
		image5.src = "../images/buttons/contact_off.gif";
		image5on = new Image();
		image5on.src = "../images/buttons/contact_over.gif";
		image5stay = new Image();
		image5stay.src = "../images/buttons/contact_on.gif";

		image6 = new Image();
		image6.src = "../images/buttons/faq_off.gif";
		image6on = new Image();
		image6on.src = "../images/buttons/faq_over.gif";
		image6stay = new Image();
		image6stay.src = "../images/buttons/faq_on.gif";

		image31 = new Image();
		image31.src = "../images/buttons/dialup_off.gif";
		image31on = new Image();
		image31on.src = "../images/buttons/dialup_on.gif";
		image31stay = new Image();
		image31stay.src = "../images/buttons/dialup_on.gif";

		image32 = new Image();
		image32.src = "../images/buttons/dedicated_off.gif";
		image32on = new Image();
		image32on.src = "../images/buttons/dedicated_on.gif";
		image32stay = new Image();
		image32stay.src = "../images/buttons/dedicated_on.gif";

		image33 = new Image();
		image33.src = "../images/buttons/roaming_off.gif";
		image33on = new Image();
		image33on.src = "../images/buttons/roaming_on.gif";
		image33stay = new Image();
		image33stay.src = "../images/buttons/roaming_on.gif";

		image311 = new Image();
		image311.src = "../images/buttons/type_b_off.gif";
		image311on = new Image();
		image311on.src = "../images/buttons/type_b_on.gif";
		image311stay = new Image();
		image311stay.src = "../images/buttons/type_b_on.gif";

		image312 = new Image();
		image312.src = "../images/buttons/type_c_off.gif";
		image312on = new Image();
		image312on.src = "../images/buttons/type_c_on.gif";
		image312stay = new Image();
		image312stay.src = "../images/buttons/type_c_on.gif";

		image313 = new Image();
		image313.src = "../images/buttons/type_d_off.gif";
		image313on = new Image();
		image313on.src = "../images/buttons/type_d_on.gif";
		image313stay = new Image();
		image313stay.src = "../images/buttons/type_d_on.gif";
	}

	imageStay = ""

	function imageon(name){
		if (imageStay != name){
				document[name].src = eval(name + "on.src");
		}
	}

	function imageoff(name){
		if (imageStay != name){
				document[name].src = eval(name + ".src");
		}
	}

	function on(name){
		if (check == true){
		imageon(name);
		}
	}
	function off(name){
		if (check == true){
		imageoff(name);
		}
	}

	function stay(name){
		if (check == true){
		document[name].src = eval(name + "stay.src");
		if (imageStay != name){
				if (imageStay != ""){
						document[imageStay].src = eval(imageStay + ".src");
				}
		}
		imageStay = name
		}
	}

var an=navigator.appName; 			// tells if Netscape or Explorer
var av=navigator.appVersion; 		// tells if Mac or PC
var cssFile="";						// initial CSS file

if (an == "Netscape") // this is the Netscape browser sniffer
    	 	{
     		if (navigator.appVersion.indexOf("Macintosh") == -1) 
          		{
          		cssFile='../css/winnn.css';
          		} 
     		else 
          		{
          		cssFile='../css/macnn.css';
          		}
     		}
     		

if (an == "Microsoft Internet Explorer") // this is the MSIE browser sniffer
     		{
         	if (av.indexOf("Macintosh") == -1) 
               	{
               	cssFile='../css/winie.css';
               	} 
          	else 
               	{
               	cssFile='../css/macie.css';
               	}
    		}

	ss=cssFile;  	// loads the appropriate style sheet
	document.write("<link href='"+ss+"' rel='styleSheet' type='text/css'>");