function filterHighscore(nation) {
	var nations = new Array("topplayerall", "topplayeryllse", "topplayervyseus", "topplayerzypern");
	for (i in nations) {
		if(i == nation) {
			document.getElementById(nations[i]).style.display = "block";
		}
		else {
			document.getElementById(nations[i]).style.display = "none";
		}
	}
}