<!--

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())

                imgname.src = img[num].src;

}

imgsrc = new Array();
imgsrc[0] = "nav/green_button.gif";
imgsrc[1] = "nav/green_x_button.gif";
imgsrc[2] = "nav/green_min_button.gif";
imgsrc[3] = "nav/yellow_button.gif";
imgsrc[4] = "nav/yellow_x_button.gif";
imgsrc[5] = "nav/yellow_min_button.gif";


if (getAppVersion()) {
img = new Array();
for (i = 0; i < imgsrc.length; i++) {

                img[i] = new Image();

                img[i].src = imgsrc[i];
}
}

//-->