<!--
function toggle(lyr,main)
{
	if (lyr.style.display=="none")
	{
		lyr.style.display='block';		
	}	
	else if (lyr.style.display=="block")
	{
		lyr.style.display='none';
	}
}
Cookies = {

	save : function(name,value,days) {
		if (days) {
			var date = new Date();
			date.setTime(date.getTime()+(days*24*60*60*1000));
			var expires = "; expires="+date.toGMTString();
		}
		else expires = ""
		document.cookie = name+"="+value+expires+"; path=/";
	},
	read : function(name) {
		var nameEQ = name + "=";
		var ca = document.cookie.split(';');
		for(var i=0;i<ca.length;i++) {
		var c = ca[i];
			while (c.charAt(0)==' ') c = c.substring(1,c.length);
			if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
		}
		return null;
	},
	erase : function(name) {
		Cookies.save(name,"",-1);
	}

}

function getPrefs(){
	var csspref = Cookies.read("css");

	if (csspref!=null){
		document.write('<link rel="stylesheet" href="/styles/'+csspref+'.css" type="text/css">');
	} else {
		document.write('<link rel="stylesheet" href="/styles/cymraeg.css" type="text/css">');
	}
}

function setPref(name,value){
  Cookies.erase(name);
	Cookies.save(name,value,365);
	location = location;
}

getPrefs();

//-->