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


imgsrc = new Array();
imgsrc[0] = "img/start.gif";
imgsrc[1] = "img/start_over.gif";
imgsrc[2] = "img/aktuellt.gif";
imgsrc[3] = "img/aktuellt_over.gif";
imgsrc[4] = "img/kenneln.gif";
imgsrc[5] = "img/kenneln_over.gif";
imgsrc[6] = "img/hundarna.gif";
imgsrc[7] = "img/hundarna_over.gif";
imgsrc[8] = "img/valpar.gif";
imgsrc[9] = "img/valpar_over.gif";
imgsrc[10] = "img/aktiviteter.gif";
imgsrc[11] = "img/aktiviteter_over.gif";
imgsrc[12] = "img/resultat.gif";
imgsrc[13] = "img/resultat_over.gif";
imgsrc[14] = "img/bildgalleri.gif";
imgsrc[15] = "img/bildgalleri_over.gif";
imgsrc[16] = "img/gastbok.gif";
imgsrc[17] = "img/gastbok_over.gif";
imgsrc[18] = "img/kontakt.gif";
imgsrc[19] = "img/kontakt_over.gif";
imgsrc[20] = "img/lankar.gif";
imgsrc[21] = "img/lankar_over.gif";


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