var version;

//menu buttons action
function onLoad() {
 browserName = navigator.appName;
 browsonner = parseInt(navigator.appVersion);

 userAgent = navigator.userAgent;
   start = userAgent.indexOf("(");
   end = userAgent.indexOf(";");
   platform= userAgent.substring(start +1,end);  

        if (browserName == "Netscape" && browsonner >= 3) version = "n3";
        else version = "n2";
        if (browserName == "Microsoft Internet Explorer" && browsonner >= 4) version = "n3";
  
        if ((version == "n3")) { 
        nav1on = new Image();
        nav1on.src = "image/navigation/OA_home2.gif";
        nav2on = new Image(); 
        nav2on.src = "image/navigation/OA_disor2.gif";
        nav3on = new Image();
        nav3on.src = "image/navigation/OA_solu2.gif";
        nav4on = new Image();
        nav4on.src = "image/navigation/OA_dent2.gif";
        nav5on = new Image();
        nav5on.src = "image/navigation/OA_ins2.gif";
        nav6on = new Image();
        nav6on.src = "image/navigation/OA_taps2.gif";
        nav7on = new Image();
        nav7on.src = "image/navigation/OA_art2.gif";
        nav8on = new Image();
        nav8on.src = "image/navigation/OA_cont2.gif";
        nav9on = new Image();
        nav9on.src = "image/navigation/OA_sleep2.gif";
        nav10on = new Image();
        nav10on.src = "image/navigation/OA_talon2.gif";
        nav11on = new Image();
        nav11on.src = "image/navigation/OA_dent_form2.gif";
        nav12on = new Image();
        nav12on.src = "image/navigation/OA_dent_delivery2.gif";
        nav13on = new Image();
        nav13on.src = "image/navigation/OA_lab2.gif";
        nav14on = new Image();
        nav14on.src = "image/navigation/OA_reso02.gif";

        nav1off = new Image(); 
        nav1off.src = "image/navigation/OA_home1.gif";
        nav2off = new Image();
        nav2off.src = "image/navigation/OA_disor1.gif";
        nav3off = new Image();
        nav3off.src = "image/navigation/OA_solu1.gif";
        nav4off = new Image();
        nav4off.src = "image/navigation/OA_dent1.gif";
        nav5off = new Image();
        nav5off.src = "image/navigation/OA_ins1.gif";
        nav6off = new Image();
        nav6off.src = "image/navigation/OA_taps1.gif";
        nav7off = new Image();
        nav7off.src = "image/navigation/OA_art1.gif";
        nav8off = new Image();
        nav8off.src = "image/navigation/OA_cont1.gif";
        nav9off = new Image();
        nav9off.src = "image/navigation/OA_sleep1.gif";
        nav10off = new Image();
        nav10off.src = "image/navigation/OA_talon1.gif";
        nav11off = new Image();
        nav11off.src = "image/navigation/OA_dent_form1.gif";
        nav12off = new Image();
        nav12off.src = "image/navigation/OA_dent_delivery1.gif";
        nav13off = new Image();
        nav13off.src = "image/navigation/OA_lab1.gif";
        nav14off = new Image();
        nav14off.src = "image/navigation/OA_reso01.gif";


        }
       if (version == "n3")
        {
        nav1blurb = "Comfort Acrylics";
        nav2blurb = "Sleep Disorders";
        nav3blurb = "Oral Appliance Solutions";
        nav4blurb = "Dentists";
        nav5blurb = "Insurance Information";
        nav6blurb = "Published TAPS Study";
        nav7blurb = "TAP Articles";
        nav8blurb = "Contact Us";
        nav9blurb = "Sleep Solutions Home Page";
        nav10blurb = "Talon Home Page";
        nav11blurb = "Download Forms";
        nav12blurb = "Delivery Techniques Slide Show";
        nav13blurb = "Dental Labs";
        nav14blurb = "Resource Manual";
        }
}

onLoad();

function img_act(imgName) {
        if ((version == "n3")) {
        imgOn = eval(imgName + "on.src");
        document [imgName].src = imgOn;
        blurbNum= eval(imgName + "blurb")
        self.status = blurbNum
        }
       else if (version=="n3")
        {
        blurbNum= eval(imgName + "blurb")
        self.status = blurbNum
        }
       else
        return;

}

function img_inact(imgName) {
        if ((version == "n3")) {
        imgOff = eval(imgName + "off.src");
        document [imgName].src = imgOff;
        self.status =" ";
        }
       else if (version=="n3")
        {
        self.status =" ";
        }
       else

        return;

}
function clickWindow1() {
specialWindow1 = window.open('surg1.html','specialWin', 'width=600,height=350,toolbar=no,scrollbars=yes,menubar=no,location=no,resizable=no,status=no')
}
function clickWindow2() {
specialWindow2 = window.open('surg2.html','specialWin', 'width=600,height=350,toolbar=no,scrollbars=yes,menubar=no,location=no,resizable=no,status=no')
}
function clickWindow3() {
specialWindow3 = window.open('surg3.html','specialWin', 'width=600,height=350,toolbar=no,scrollbars=yes,menubar=no,location=no,resizable=no,status=no')
}