function mod_nav()
{
	got_cookie = cookie.Get('Subscribers');
	if(got_cookie.length<9)
	{
		var subs_nav=eval("document.getElementById('subslist')");
		var new_nav="<li><a href=\"/cgi-bin/sls.sh?enqtype=SUBSCRIBERS&amp;enqpara1=logon\">Log On</a></li>\n"
					+"<li class=\"grey\">What's on Loan</li>\n"
					+"<li class=\"grey\">Service Requests</li>\n"
					+"<li class=\"grey\">Dates for Diary</li>\n"
					+"<li class=\"grey\">Advice &amp; Support</li>\n"
					+"<li class=\"grey\">Useful Links</li>\n"
					+"<li class=\"grey\">Publications</li>\n"
					+"<li class=\"grey\">Books</li>\n"
					+"<li class=\"grey\">Networking</li>\n"
					+"<li class=\"grey\">FAQs</li>\n"
					+"<li class=\"grey\">Feedback</li>\n";
		subs_nav.innerHTML=new_nav;
	}
}

function borrlink()
{
	borrlink = cookie.Get('Subscribers');
	link=document.getElementsByTagName('a');
	c=link.length;
	for(n=0;n<c;n++)
	{
		if (link[n].href.indexOf('borrnum')>1)
		{
			var out=link[n].href.replace('$borrnum',borrlink);
			link[n].href=out;
		}
	}

}