var CTab = Class.create();
CTab.prototype = { 
	initialize: function()
	{
		this.now_layer = null;
		this.layer_list = Array();
		this.timer = null;
	},
		
	addTab: function(list)
	{
		ar = list.split(",");
		ar.each((function(v){
			this.layer_list.push(v);
		}).bind(this));		
	},
	
	//tab¿¡ µû¸¥ ÄÁÅÙÃ÷ ºÎºÐÀº ·¹À̾îid µÚ¿¡ _box¸¦ Ãß°¡ÇÏ¿© ±×·ìÇÎ.		
	show: function(tar)
	{
		this.layer_list.each((function(v){
			$(v+"_box").hide();
			$(v).removeClassName('selected');
		}).bind(this));		
		
		$(tar+"_box").show();
		$(tar).addClassName('selected');
	},
	
	onTabOver: function(tar)
	{
		if(this.timer) this.clearEvent();			
		
		this.timer = setTimeout((function(){
			this.show(tar);
		}).bind(this),100);
	},
	
	onTabOut: function()
	{	
		this.clearEvent();
	},
	
	clearEvent: function()
	{
		clearTimeout(this.timer);
		this.timer = null;
	},
	
			
	blank: function()
	{
	}
}