function write_nav_balken(){
   browser = navigator.appName ;    
   ver = parseInt(navigator.appVersion);
   if (browser == "Microsoft Internet Explorer" && ver >= 4) {
     

document.writeln('<!-- BEGIN NAVTABLE------>');
document.writeln('<form name="seek1" method=GET accept-charset="iso-8859-2" action="http://search.thieme.de/query.html"><input type=hidden name=charset value="iso-8859-2"><input type="hidden" name="la" value="de"><input type="hidden" name="style" value="front"><input type="hidden" name="start" value="1">');
document.writeln('<table width="560" border="0" cellpadding="0" cellspacing="0">');
document.writeln('<TR bgcolor="#000066">');
document.writeln('');
document.writeln('<td height="20" align="right" class="middle">');
document.writeln ('<font color="#ffffff">');
document.writeln ('<small>&nbsp;&nbsp;');
document.writeln ('<a href="/webshop/index.html" class="nav">Gesamtkatalog/Webshop</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/email.html" class="nav">Newsletter</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/sitemap.html" class="nav">Sitemap</A>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('Suche nach...&nbsp;');
document.writeln ('</small></font></td>');
document.writeln('<td height="20" align="right" class="middle">');
document.writeln ('<input type=text name=qt id="search" style="font-size: 10px; padding:0px; font-family: Verdana;"  size="18" value=""><input type="image" src="/images/lupe.gif">');
document.writeln ('</td>');
document.writeln('</TR>');
document.writeln('</table>');
document.writeln('</form>');
document.writeln('<!-- END NAVTABLE------>');
	}

   else {if ((browser == "Netscape" && ver > 4)  || (browser == "Opera" && ver >= 9)){
document.writeln('<!-- BEGIN NAVTABLE------>');
document.writeln('<form name="seek1" method=GET accept-charset="iso-8859-2" action="http://search.thieme.de/query.html"><input type=hidden name=charset value="iso-8859-2"><input type="hidden" name="la" value="de"><input type="hidden" name="style" value="front"><input type="hidden" name="start" value="1">');
document.writeln('<table width="560" border="0" cellpadding="0" cellspacing="0">');
document.writeln('<TR bgcolor="#000066">');
document.writeln('');
document.writeln('<td height="20" align="right" class="middle">');
document.writeln ('<font color="#ffffff">');
document.writeln ('<small>&nbsp;&nbsp;');
document.writeln ('<a href="/webshop/index.html" class="nav">Gesamtkatalog/Webshop</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/email.html" class="nav">Newsletter</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/sitemap.html" class="nav">Sitemap</A>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('Suche nach...&nbsp;');
document.writeln ('</small></font></td>');
document.writeln('<td height="20" align="right" class="middle">');
document.writeln ('<input type=text name=qt id="search" style="font-size: 10px; padding:0px; font-family: Verdana;"  size="18" value=""><input type="image" src="/images/lupe.gif">');
document.writeln ('</td>');
document.writeln('</TR>');
document.writeln('</table>');
document.writeln('</form>');
document.writeln('<!-- END NAVTABLE------>');
document.writeln('<br clear="all">');


   }

	else {
document.writeln('<!-- BEGIN NAVTABLE------>');

document.writeln('<table width="560" border="0" cellpadding="0" cellspacing="0">');
document.writeln('<TR bgcolor="#000066">');
document.writeln('');
document.writeln('<td height="20" align="right" class="middle">');
document.writeln ('<font color="#ffffff">');
document.writeln ('<small>&nbsp;&nbsp;');
document.writeln ('<a href="/webshop/index.html" class="nav">Gesamtkatalog/Webshop</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/email.html" class="nav">Newsletter</a>&nbsp;&nbsp;|&nbsp;&nbsp;');
document.writeln ('<a href="/service/sitemap.html" class="nav">Sitemap</A>&nbsp;&nbsp;');
document.writeln ('</small></font></td>');
document.writeln('</TR>');
document.writeln('</table>');
document.writeln('</form>');
document.writeln('<!-- END NAVTABLE------>');
document.writeln('<br clear="all">');



}
}
}