function getAppVersion() {
 appname= navigator.appName;
 appversion = navigator.appVersion;
 majorver = appversion.substring(0, 1);
 if ( (appname == "Netscape") && ( majorver >= 3 ) ) return 1;
 if ( (appname == "Microsoft Internet Explorer") && (majorver>= 4) ) return 1;
 return 0;
}

function rollOne(num, imgname) {
 if (getAppVersion()) {
  document[imgname].src = img[num].src;
 }
}


imgsrc = new Array();
imgsrc[0] = "/images/nav/navhome.1.on.gif";
imgsrc[1] = "/images/nav/navhome.1.off.gif";
imgsrc[2] = "/images/nav/nav1.2.on.gif";
imgsrc[3] = "/images/nav/nav1.2.off.gif";
imgsrc[4] = "/images/nav/nav1.3.on.gif";
imgsrc[5] = "/images/nav/nav1.3.off.gif";
imgsrc[6] = "/images/nav/nav1.4.on.gif";
imgsrc[7] = "/images/nav/nav1.4.off.gif";
imgsrc[8] = "/images/nav/nav1.5.on.gif";
imgsrc[9] = "/images/nav/nav1.5.off.gif";
imgsrc[10] = "/images/nav/nav1.6.on.gif";
imgsrc[11] = "/images/nav/nav1.6.off.gif";
imgsrc[12] = "/images/nav/nav1.7.on.gif";
imgsrc[13] = "/images/nav/nav1.7.off.gif";
imgsrc[14] = "/images/pubzonetitle.vert.on.gif";
imgsrc[15] = "/images/pubzonetitle.vert.off.gif";

if (getAppVersion()){
 img = new Array();
 for (i = 0; i < imgsrc.length; i++){
  img[i] = new Image();
  img[i].src = imgsrc[i];
 }
}

function newpage() {
window.location='/pubzone/index.html';
}