/*
Charset: UTF-8（京雀）
Version: 20120218
Programing by Masao Takahashi.
*/
(function(){
function TopNavi() {}
TopNavi.prototype = {
init: function()
{
	var nParent = document.getElementById("my_contents_head");
	var list = nParent.getElementsByTagName('li');
	var max = 0;
	for (var i=0;i<list.length;i++) {
		var n = list[i];
		n._initID = n.id;
		var arr = n.id.split("-");
		var code = parseInt(arr[1]);
		n._activeID = arr[0] + "-" + code + "a";
		n._targetID = "my_contents-" + code;
		n.onclick = this.doClick;
		n = document.getElementById(n._targetID);
		if (n) {
			n.style.visibility = "hidden";
			if (max < n.offsetHeight) {
				max = n.offsetHeight;
			}
		}
	}
	var nParent = document.getElementById("my_contents_body");
	nParent.style.height = max+"px";
	g_topNavi.select(list[0]);
},
doClick: function()
{
	g_topNavi.clear();
	g_topNavi.select(this);
	return false;
},
clear: function()
{
	var nParent = document.getElementById("my_contents_head");
	var list = nParent.getElementsByTagName('li');
	for (var i=0;i<list.length;i++) {
		var n = list[i];
		n.id = n._initID;
		n = document.getElementById(n._targetID);
		if (n) n.style.visibility = "hidden";
	}
},
select: function(n)
{
	var arr = n.id.split("-");
	var code = parseInt(arr[1]);
	n.id = arr[0] + "-" + code + "a";
	n = document.getElementById(n._targetID);
	n.style.visibility = "visible";
}
};
window.g_topNavi = new TopNavi();
var str = '%3Cul id="my_contents_head" class="wrap"%3E'+
	'%3Cli id="my_contents_tab-1"%3E%3C/li%3E'+
	'%3Cli id="my_contents_tab-2"%3E%3C/li%3E'+
	'%3Cli id="my_contents_tab-3"%3E%3C/li%3E'+
	'%3Cli id="my_contents_tab-4"%3E%3C/li%3E'+
	'%3C/ul%3E';
document.write(unescape(str));
})();