var TimeOut         = 300;
var currentLayer    = null;
var currentitem     = null;

var currentLayerNum = 0;
var noClose         = 0;
var closeTimer      = null;

// Open Hidden Layer
function mopen(n)
{
    var l  = document.getElementById("menu"+n);
    var mm = document.getElementById("mmenu"+n);
    
    if(l)
    {
        mcancelclosetime();
        l.style.visibility='visible';

        if(currentLayer && (currentLayerNum != n))
            currentLayer.style.visibility='hidden';

        currentLayer = l;
        currentitem = mm;
        currentLayerNum = n;            
    }
    else if(currentLayer)
    {
        currentLayer.style.visibility='hidden';
        currentLayerNum = 0;
        currentitem = null;
        currentLayer = null;
    }
}

// Turn On Close Timer
function mclosetime()
{
    closeTimer = window.setTimeout(mclose, TimeOut);
}
// Cancel Close Timer
function mcancelclosetime()
{
    if(closeTimer)
    {
        window.clearTimeout(closeTimer);
        closeTimer = null;
    }
}

// Turn On Close Timer
function mclosetime()
{
    closeTimer = window.setTimeout(mclose, TimeOut);
}

// Cancel Close Timer
function mcancelclosetime()
{
    if(closeTimer)
    {
        window.clearTimeout(closeTimer);
        closeTimer = null;
    }
}

// Close Showed Layer
function mclose()
{
    if(currentLayer && noClose!=1)
    {
        currentLayer.style.visibility='hidden';
        currentLayerNum = 0;
        currentLayer = null;
        currentitem = null;
    }
    else
    {
        noClose = 0;
    }

    currentLayer = null;
    currentitem = null;
}

// Close Layer Then Click-out
document.onclick = mclose; 


/* 우측스크롤 */
//new Floating(적용할개체 , 스크롤시 Y축여백 , 최상단시 Y축여백 , 미끄러지는속도:작을수록빠름..기본20 , 빠르기:작을수록부드러움..기본10);

function Floating ( FloatingObj , MarginY , TopLimit , Percentage , setTime ) {
	this.FloatingObj = FloatingObj;
	this.MarginY = (MarginY) ? MarginY : 10;
	this.TopLimit = (TopLimit) ? TopLimit : 0;
	this.Percentage = (Percentage) ? Percentage : 20;
	this.setTime = (setTime) ? setTime : 10;
	this.FloatingObj.style.position = "absolute";
	this.FloatingObj.style.zIndex = 1000;
	this.Body = null;
	this.setTimeOut = null;
	this.Run();
}
Floating.prototype.Run = function () {
	this.Body = document.documentElement.scrollTop>document.body.scrollTop ? document.documentElement : document.body;
	var This = this;
	var FloatingObjTop = (this.FloatingObj.style.top) ? parseInt(this.FloatingObj.style.top,10) : this.FloatingObj.offsetTop;
	var DocTop = this.Body.scrollTop + this.MarginY;
	var MoveY = Math.abs(FloatingObjTop - DocTop);
	if ( DocTop > this.TopLimit ) {
		if ( FloatingObjTop < DocTop ) {
			this.FloatingObj.style.top = FloatingObjTop + Math.ceil( MoveY/this.Percentage ) + "px" ;
		} else {
			this.FloatingObj.style.top = DocTop + "px" ;
		}
	} else {
			this.FloatingObj.style.top = this.TopLimit + "px" ;
	}
	/* 레이어 위치 표시 (삭제해도 무방) 
	document.getElementById('rTop').innerHTML = 'FloatingObjTop:'+FloatingObjTop+'<br />DocTop:'+DocTop +'<br />MoveY:'+MoveY ;
	*/
	window.clearTimeout(this.setTimeOut);
	this.setTimeOut = window.setTimeout( function () { This.Run(); } , this.setTime );
}

/* rollover */
function initRollovers() {
	if (!document.getElementById) return
	
	var aPreLoad = new Array();
	var sTempSrc;
	var aImages = document.getElementsByTagName("img");

	for (var i = 0; i < aImages.length; i++) {		
		if (aImages[i].className == "imgover") 	{
			var src = aImages[i].getAttribute("src");
			var ftype = src.substring(src.lastIndexOf("."), src.length);
			var hsrc = src.replace(ftype, "_on"+ftype);
	
			aImages[i].setAttribute("hsrc", hsrc);
			
			aPreLoad[i] = new Image();
			aPreLoad[i].src = hsrc;
			
			aImages[i].onmouseover = function() {
				sTempSrc = this.getAttribute("src");
				this.setAttribute("src", this.getAttribute("hsrc"));
			}
			
			aImages[i].onmouseout = function() {
				if (!sTempSrc) sTempSrc = this.getAttribute("src").replace("_on"+ftype, ftype);
				this.setAttribute("src", sTempSrc);
			}
		}
	}
}

function swf(src, w, h) {
	var Flash_html = "";
	Flash_html += '<object type="application/x-shockwave-flash" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0" id="param" width="'+w+'" height="'+h+'">';
	Flash_html += '<param name="movie" value="'+src+'">';
	Flash_html += '<param name="quality" value="high">';
	Flash_html += '<param name="wmode" value="transparent">';
	Flash_html += '<param name="swliveconnect" value="true">';
	Flash_html += '<embed src="'+src+'" quality=high bgcolor="#ffffff" width="'+w+'" height="'+h+'" swliveconnect="true" id="param" name="param" type="application/x-shockwave-flash" pluginspage="http://www.macromedia.com/go/getflashplayer"><\/embed>';
	Flash_html += '<\/object>';
	document.write(Flash_html);
}