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/nav/nav1.2.1.on.gif"; 
imgsrc[15] = "/images/nav/nav1.2.1.off.gif";
imgsrc[16] = "/images/nav/nav1.2.2.on.gif"; 
imgsrc[17] = "/images/nav/nav1.2.2.off.gif";
imgsrc[18] = "/images/nav/nav1.2.3.on.gif"; 
imgsrc[19] = "/images/nav/nav1.2.3.off.gif";
imgsrc[20] = "/images/nav/nav1.2.4.on.gif"; 
imgsrc[21] = "/images/nav/nav1.2.4.off.gif";
imgsrc[22] = "/images/nav/nav1.2.5.on.gif"; 
imgsrc[23] = "/images/nav/nav1.2.5.off.gif";
imgsrc[24] = "/images/nav/nav.cos.1.on.gif";
imgsrc[25] = "/images/nav/nav.cos.1.off.gif";
imgsrc[26] = "/images/nav/nav.cos.2.on.gif";
imgsrc[27] = "/images/nav/nav.cos.2.off.gif";
imgsrc[28] = "/images/nav/nav.cos.3.on.gif";
imgsrc[29] = "/images/nav/nav.cos.3.off.gif";
imgsrc[30] = "/images/nav/nav.cos.4.on.gif";
imgsrc[31] = "/images/nav/nav.cos.4.off.gif";
imgsrc[32] = "/images/nav/nav.cos.5.on.gif";
imgsrc[33] = "/images/nav/nav.cos.5.off.gif";
imgsrc[34] = "/images/nav/nav.cos.6.on.gif";
imgsrc[35] = "/images/nav/nav.cos.6.off.gif";
imgsrc[36] = "/images/nav/nav.cos.7.on.gif";
imgsrc[37] = "/images/nav/nav.cos.7.off.gif";
imgsrc[38] = "/images/nav/nav.cos.8.on.gif";
imgsrc[39] = "/images/nav/nav.cos.8.off.gif";
imgsrc[40] = "/images/nav/nav.cos.1.1.on.gif";
imgsrc[41] = "/images/nav/nav.cos.1.1.off.gif";
imgsrc[42] = "/images/nav/nav.cos.1.2.on.gif";
imgsrc[43] = "/images/nav/nav.cos.1.2.off.gif";
imgsrc[44] = "/images/nav/nav.cos.1.3.on.gif";
imgsrc[45] = "/images/nav/nav.cos.1.3.off.gif";
imgsrc[46] = "/images/nav/nav.cos.1.4.on.gif";
imgsrc[47] = "/images/nav/nav.cos.1.4.off.gif";
imgsrc[48] = "/images/nav/nav.cos.1.5.on.gif";
imgsrc[49] = "/images/nav/nav.cos.1.5.off.gif";
imgsrc[50] = "/images/nav/nav.cos.1.6.on.gif";
imgsrc[51] = "/images/nav/nav.cos.1.6.off.gif";
imgsrc[52] = "/images/nav/nav.clistings.on.gif"; 
imgsrc[53] = "/images/nav/nav.clistings.off.gif";
imgsrc[54] = "/images/pubzonetitle.vert.on.gif";
imgsrc[55] = "/images/pubzonetitle.vert.off.gif";
imgsrc[56] = "/images/nav/nav.cos.1.7.on.gif";
imgsrc[57] = "/images/nav/nav.cos.1.7.off.gif";
imgsrc[58] = "/images/nav/nav.cos.1.8.on.gif";
imgsrc[59] = "/images/nav/nav.cos.1.8.off.gif";
imgsrc[60] = "/images/nav/nav.cos.1.9.on.gif";
imgsrc[61] = "/images/nav/nav.cos.1.9.off.gif";
imgsrc[62] = "/images/nav/nav.cos.1.10.on.gif";
imgsrc[63] = "/images/nav/nav.cos.1.10.off.gif";
// "alumni" section for SERP
imgsrc[64] = "/images/nav/nav.serp.alumni.on.gif";
imgsrc[65] = "/images/nav/nav.serp.alumni.off.gif";
imgsrc[66] = "/images/nav/nav.serp.studentprofiles.on.gif";
imgsrc[67] = "/images/nav/nav.serp.studentprofiles.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';
}