Function.prototype.bind = function(object) {
  var _method = this;
  return function() {
    _method.apply(object, arguments);
  }
}

//------------------------------------------------------------------
//	MyCheckBox
//------------------------------------------------------------------
function MyCheckBoxes(oForm)
{
	if (!oForm)
		return;	
	this.checkboxes = [];
	this.limit = 0;
	this.form = oForm;
	var elems = oForm.elements;	
	if (elems.length == 0)
		return;
	
	for (var i=0;i<elems.length;i++)
	{
		if (elems[i].type.toLowerCase() == 'checkbox')
		{
			var mycheckbox = new MyCheckBox(elems[i],this);
			this.addCheckbox(mycheckbox);
		}
	}
}

MyCheckBoxes.prototype = {
	addCheckbox:function(o)
	{
		this.checkboxes.push(o);
	},
	setLimit:function(nLimit)
	{
		this.limit = nLimit;
	},
	onClicked:function(oCheckbox)
	{
		var nChecked = 0;
		if (this.limit)
		{
			var els = this.form.elements;
			for (var i=0;i<els.length;i++)
			{
				var el = els[i];
				if (el.type == 'checkbox' && el.checked)
				{
					nChecked++;
					if (nChecked > this.limit)
					{
						alert(this.limit + "개 까지만 선택할 수 있습니다");
						oCheckbox.onImgCheckBoxClick();
					}
				}
			}
		}
	},
	toggle:function()
	{
		if (this.toggled == false)
			this.checkall();
		else
			this.uncheckall();
		this.toggled = !this.toggled;

	},
	checkall:function()
	{
		for (var i=0;i<this.checkboxes.length;i++)
			this.checkboxes[i].check();
	},
	uncheckall:function()
	{		
		for (var i=0;i<this.checkboxes.length;i++)
			this.checkboxes[i].uncheck();
	},
	invertall:function()
	{		
		for (var i=0;i<this.checkboxes.length;i++)
			this.checkboxes[i].invert();
	}
}


function MyCheckBox(oCheck,oListener)
{
	this.value = null;
	this.imgCheckbox = null;
	this.checkbox = null;
	this.listener = null;
	this.func = null;
	this.resources = {
		normal	: '../../images/common/checkbox_normal.gif',
		checked	: '../../images/common/checkbox_check.gif'
	};
	this.styles = {
		width			: '12px',
		height			: '12px',
		border			: '0px',
		cursor			: 'pointer',
		margin		 	: '0 4px 0 0px',
		verticalAlign 	: 'middle'
	}
	this.bind(oCheck);
	if (oListener)
		this.listener = oListener;
}


MyCheckBox.prototype = {
	bind:function(oCheck)
	{
		if (!oCheck.form)
			return;		
		this.checkbox = oCheck;
		this.value = oCheck.value;
		this.func = this.checkbox.onclick;
		this.checkbox.onclick = this.onCheckBoxClick.bind(this);
		this.generate();
	},
	check:function()
	{
		this.checkbox.checked = true;
		this.syncImgCheckbox();
	},
	uncheck:function()
	{	
		this.checkbox.checked = false;		
		this.syncImgCheckbox();
	},
	invert:function()
	{	
		this.checkbox.checked = !this.checkbox.checked;		
		this.syncImgCheckbox();
	},
	applyStyles:function(o,styles)
	{
		for (var prop in styles)
			o.style[prop] = styles[prop];
	},		
	generate:function()
	{
		var oImg = this.checkbox.parentNode.insertBefore(document.createElement('img'),this.checkbox);
		this.applyStyles(oImg,this.styles);	
		this.imgCheckbox = oImg;
		this.checkbox.style.position = "absolute";
		this.checkbox.style.left = "-10000px";
		oImg.onclick = this.onImgCheckBoxClick.bind(this);		
		this.syncImgCheckbox();
	},
	syncImgCheckbox:function()
	{
		this.imgCheckbox.src = this.isChecked() ? this.resources.checked : this.resources.normal;		
	},
	isChecked:function()
	{
		return this.checkbox.checked;
	},
	onCheckBoxClick:function()
	{
		this.syncImgCheckbox();		
		if(this.func)
			this.func();
		if (this.listener)
			this.listener.onClicked(this);
	},
	onImgCheckBoxClick:function()
	{
		this.checkbox.checked = !this.checkbox.checked;
		this.onCheckBoxClick();
	}
}
//탭 레이어제어//
var idx; //현재의 view값을 저장할 변수
function menu_layer_func(menu,end,view){
for(i=1;i<=end;i++){
document.getElementById(menu+i).style.display="none";
}
document.getElementById(menu+view).style.display="block";
}

// GM메세지 //
var scrollFunc = {
	action : function(objID,cellHeight){
		this.objID = objID;
		this.action[objID] = objID;
		//기본위치
		this.action[objID+"posY"] = 0;
		//롤링 속도(1초=1000)
		this.action[objID+"speed"] = 10;
		//이동 간격(픽셀)
		this.action[objID+"numb"] = 1;
		//개별 컨텐츠 높이
		this.action[objID+"cellHeight"] = cellHeight;
		if(document.getElementById(this.objID).getElementsByTagName("li").length>1){
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrolling('"+this.action[objID]+"')",4000);
		}
	},
	scrolling : function(objID){
		var obj = document.getElementById(objID).getElementsByTagName("ul")[0];
		this.action[objID+"posY"] = this.action[objID+"posY"]-this.action[objID+"numb"];
		obj.style.top = this.action[objID+"posY"] + "px";
		if(this.action[objID+"posY"]>this.action[objID+"cellHeight"]*(-1)){
			this.status = false;
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrolling('"+objID+"')",this.action[objID+"speed"]);
		} else {
			this.status = true;
			this.action[objID+"posY"] = 0;
			obj.style.top = this.action[objID+"posY"] + "px";
			clearTimeout(scrollFunc.scrolling[objID+"tid"]);
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrolling('"+objID+"')",3000);
			var strValue = obj.getElementsByTagName("li")[0].innerHTML;
			obj.removeChild(obj.getElementsByTagName("li")[0]);
			obj.innerHTML = obj.innerHTML + "<li>" + strValue + "</li>";
		}
		obj.onmouseover = function(){ scrollFunc.stop(objID) }
		obj.onmouseout = function(){ scrollFunc.play(objID) }
	},
	stop : function(objID){
		clearTimeout(scrollFunc.scrolling[objID+"tid"]);
	},
	play : function(objID){
		scrollFunc.scrolling[objID+"tid"] = (scrollFunc.status==true) ? setTimeout("scrollFunc.scrolling('"+objID+"')",1000) : setTimeout("scrollFunc.scrolling('"+objID+"')",scrollFunc.action[scrollFunc.objID+"speed"]);
	},
	next : function(objID){
		if(document.getElementById(objID).getElementsByTagName("li").length>1){
			clearTimeout(scrollFunc.scrolling[objID+"tid"]);
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrolling('"+objID+"')",1);
		}
	},
	prev : function(objID){
		if(document.getElementById(objID).getElementsByTagName("li").length>1){
			clearTimeout(scrollFunc.scrolling[objID+"tid"]);
			var obj = document.getElementById(objID).getElementsByTagName("ul")[0];
			this.action[objID+"posY"] = this.action[objID+"cellHeight"]*(-1);
			var strValue = obj.getElementsByTagName("li")[obj.getElementsByTagName("li").length-1].innerHTML;
			obj.removeChild(obj.getElementsByTagName("li")[obj.getElementsByTagName("li").length-1]);
			obj.innerHTML = "<li>" + strValue + "</li>" + obj.innerHTML;
			obj.style.top = this.action[objID+"posY"] + "px";
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrollingPrev('"+objID+"')",1);
		}
	},
	scrollingPrev : function(objID){
		var obj = document.getElementById(objID).getElementsByTagName("ul")[0];
		this.action[objID+"posY"] = this.action[objID+"posY"]+this.action[objID+"numb"];
		obj.style.top = this.action[objID+"posY"] + "px";
		if(this.action[objID+"posY"]!=0){
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrollingPrev('"+objID+"')",1);
		} else {
			this.scrolling[objID+"tid"] = setTimeout("scrollFunc.scrolling('"+this.action[objID]+"')",3000);
		}
	}
}