function ablakba(image){
	window.open(image, 'newwin', 'width='+screen.width+', height='+screen.height+'toolbar=no, scrollbars=yes, resizable=yes, status=no, copyhistory=no, location=no, menubar=no');
	newwin.moveto(0,0);
	newwin.focus();		
}

function mutatkyudan(id){
	id_array = new Array('kyu8', 'kyu7', 'kyu6', 'kyu5', 'kyu4', 'kyu3', 'kyu2', 'kyu1', 'dan1', 'dan2', 'dan3', 'dan4');
		for (var i=0;i<id_array.length;i++){
			var a = document.getElementById(id_array[i]);
			if (id_array[i]==id) {
				a.style.display = "block";
			}
			else {
				a.style.display = "none"
			}
		}
	}

function mutatkenjo(id){
id_array = new Array('ken', 'jo');
	for (var i=0; i<id_array.length; i++){
		var a = document.getElementById(id_array[i]);
		if (id_array[i]==id) {
			a.style.display = "block";
		}
		else {
			a.style.display = "none"
		}
	}
}
	
function hide() {
	var a= document.getElementById("ablak");
	a.style.display = "none";
}

function mutatdojo(id){
	document.getElementById("dojo1").style.display = "none";
	document.getElementById("dojo5").style.display = "none";
	for (var i = 1; i < 5 + 1; i++){
		var a = document.getElementById("dojo" + i);
		var c = document.getElementById("terkep" + i);
		if ("dojo" + id == "dojo" + i){
			a.style.display = "block";
			c.style.display = "none";
		}
		else{
			a.style.display = "none";
			c.style.display = "none";
		}
	}
	}
	
function mutatterkep(id){
	for (var i = 1; i < 4 + 1; i++){
		var a = document.getElementById("terkep" + i);
		var b = document.getElementById("dojo" + i);
		if ("terkep" + id == "terkep" + i){
			a.style.display = "block";
			if(b!="null"){b.style.display = "none";}
		}
		else{
			a.style.display = "none";
		}
	}
	}