function header() {
	var CurrentLocation = "";
	// select server and default to www.tek.com
	if (window.location.hostname == "webdev01.tek.com" || window.location.hostname == "webtst01.tek.com" || window.location.hostname == "www.tek.com") {
		CurrentLocation += "http://" + window.location.hostname;
	}
	else { // default for external sites
		CurrentLocation += "http://www.tek.com";
	}
	var HeaderContent = "";
	HeaderContent += '<ul id="topnav" class="MenuBarHorizontal">';
	HeaderContent += '<li><a href="' + CurrentLocation + '/it/">HOME</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/home/products.html">PRODOTTI</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/applications/computing.html" class="MenuBarItemSubmenu">APPLICAZIONI</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/service/">SERVIZI</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/support/" class="MenuBarItemSubmenu">SUPPORTO</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/home/buy/" class="MenuBarItemSubmenu">ACQUISITA</a></li>';
	HeaderContent += '<li><a href="' + CurrentLocation + '/about/" class="MenuBarItemSubmenu">AZIENDA</a></li>';
	HeaderContent += '<li><a href="http://www.tektronix.com/mytek">myTEK</a></li>';
	HeaderContent += '</ul>';

	document.getElementById('topnavtemp').style.display='none';
	document.write(HeaderContent);
	
	var MenuBar1 = new Spry.Widget.MenuBar("topnav", {imgDown:"/_js/08/SpryMenuBarDownHover.gif", imgRight:"/_js/08/SpryMenuBarRightHover.gif"});
	
	return ;
}