var platform = navigator.platform;
	var version = navigator.appVersion;
	var browser = navigator.appName;
	var fullVersion = parseFloat(version.substring(version.indexOf("MSIE")+5,version.length));
	var majorVersion = parseInt(''+fullVersion);
	if((majorVersion < 6)&&(browser == "Microsoft Internet Explorer")&&(platform == "Win32")) {
		document.write('<link rel="stylesheet" href="css/old.css" type="text/css">'); 
 	}
	else { 
		document.write('<link rel="stylesheet" href="css/w3c.css" type="text/css">'); 
	}

var last=null;
	
function klick(thiso)
{
	var color_sel=thiso.style.backgroundColor;
	if(last){last.style.borderBottom='1px solid #FFF';}
	thiso.style.borderBottom='1px solid '+color_sel;
	document.getElementById('lowbar').style.backgroundColor=color_sel;
	last=thiso;
	var label='H-'+thiso.id;
	document.getElementById('menu').innerHTML=document.getElementById(label).innerHTML;
}