var txt = "Bookmark Us!";
var ver = navigator.appName;
var num = parseInt(navigator.appVersion);
if ((ver == "Microsoft Internet Explorer")&&(num >= 4)) {
document.write('<A HREF="javascript:window.external.AddFavorite(url,who);" ');
document.write('onMouseOver=" window.status=');
document.write("txt; return true ");
document.write('"onMouseOut=" window.status=');
document.write("' '; return true ");
document.write('">'+'<img border="0" src="../../images/bookmark_us.jpg" width="116" height="26">' + '</a>');
}else{
txt += "  (Ctrl+D)";
document.write(txt);
}