function MM_dragLayer(objNS,objIE,hL,hT,hW,hH,toFront,dropBack,cU,cD,cL,cR,targL,targT,tol,dropJS,et,dragJS) { //v2.0
	//Copyright 1998 Macromedia, Inc. All rights reserved.
	var i,j,aLayer,retVal,curDrag=null,NS=(navigator.appName=='Netscape'), curLeft, curTop;
	if (!document.all && !document.layers) return false;
	retVal = true; if(!NS && event) event.returnValue = true;
	if (MM_dragLayer.arguments.length > 1) {
	curDrag = eval((NS)?objNS:objIE); if (!curDrag) return false;
	if (!document.allLayers) {
		document.allLayers = new Array();
		with (document) {
		if (NS) {
			for (i=0; i<layers.length; i++) allLayers[i]=layers[i];
			for (i=0; i<allLayers.length; i++) {
			if (allLayers[i].document && allLayers[i].document.layers)
				for (j=0; j<allLayers[i].document.layers.length; j++)
				allLayers[allLayers.length] = allLayers[i].document.layers[j];
		} } else {
			for (i=0; i<all.length; i++)
			if (all[i].style != null && all[i].style.position)
				allLayers[allLayers.length] = all[i];
	} } }
	curDrag.MM_dragOk=true; curDrag.MM_targL=targL; curDrag.MM_targT=targT;
	curDrag.MM_tol=Math.pow(tol,2); curDrag.MM_hLeft=hL; curDrag.MM_hTop=hT;
	curDrag.MM_hWidth=hW; curDrag.MM_hHeight=hH; curDrag.MM_toFront=toFront;
	curDrag.MM_dropBack=dropBack; curDrag.MM_dropJS=dropJS;
	curDrag.MM_everyTime=et; curDrag.MM_dragJS=dragJS;
	curDrag.MM_oldZ = (NS)?curDrag.zIndex:curDrag.style.zIndex;
	curLeft= (NS)?curDrag.left:curDrag.style.pixelLeft; curDrag.MM_startL = curLeft;
	curTop = (NS)?curDrag.top:curDrag.style.pixelTop; curDrag.MM_startT = curTop;
	curDrag.MM_bL=(cL<0)?null:curLeft-cL; curDrag.MM_bT=(cU<0)?null:curTop -cU;
	curDrag.MM_bR=(cR<0)?null:curLeft+cR; curDrag.MM_bB=(cD<0)?null:curTop +cD;
	curDrag.MM_LEFTRIGHT=0; curDrag.MM_UPDOWN=0; curDrag.MM_SNAPPED=false; //use in your JS!
	document.onmousedown = MM_dragLayer; document.onmouseup = MM_dragLayer;
	if (NS) document.captureEvents(Event.MOUSEDOWN|Event.MOUSEUP);
	} else {
	var theEvent = ((NS)?objNS.type:event.type);
	//¸¶¿ì½º´Ù¿î
	if (theEvent == 'mousedown') {
		var aLayer, maxDragZ=null;
		var mouseX = (NS)?objNS.pageX : event.clientX + document.body.scrollLeft;
		var mouseY = (NS)?objNS.pageY : event.clientY + document.body.scrollTop;
		document.MM_maxZ = 0;
		for (i=0; i<document.allLayers.length; i++) {
		aLayer = document.allLayers[i];
		var aLayerZ = (NS)?aLayer.zIndex:aLayer.style.zIndex;
		if (aLayerZ > document.MM_maxZ) document.MM_maxZ = aLayerZ;
		var isVisible = (((NS)?aLayer.visibility:aLayer.style.visibility).indexOf('hid') == -1);
		if (aLayer.MM_dragOk != null && isVisible) with (aLayer) {
			var parentL=0; var parentT=0;
			if (!NS) { 
			parentLayer = aLayer.parentElement;
			while (parentLayer != null && parentLayer.style.position) {
				parentL += parentLayer.offsetLeft;
				parentT += parentLayer.offsetTop;
				parentLayer = parentLayer.parentElement;
			} }
			var tmpX=mouseX-(((NS)?pageX:style.pixelLeft+parentL)+MM_hLeft);
			var tmpY=mouseY-(((NS)?pageY:style.pixelTop +parentT)+MM_hTop);
			var tmpW = MM_hWidth;	if (tmpW <= 0) tmpW += ((NS)?clip.width :offsetWidth);
			var tmpH = MM_hHeight; if (tmpH <= 0) tmpH += ((NS)?clip.height:offsetHeight);
			if ((0 <= tmpX && tmpX < tmpW && 0 <= tmpY && tmpY < tmpH) &&
			 (maxDragZ == null || maxDragZ <= aLayerZ)) {
			curDrag = aLayer; maxDragZ = aLayerZ;
		} } }
		if (curDrag) {
		document.onmousemove = MM_dragLayer; 
		if (NS) document.captureEvents(Event.MOUSEMOVE);
		curLeft = (NS)?curDrag.left:curDrag.style.pixelLeft;
		curTop = (NS)?curDrag.top:curDrag.style.pixelTop;
		MM_oldX = mouseX - curLeft; MM_oldY = mouseY - curTop;
		document.MM_curDrag = curDrag;	curDrag.MM_SNAPPED=false;
		if(curDrag.MM_toFront) {
			eval('curDrag.'+((NS)?'':'style.')+'zIndex=document.MM_maxZ+1');
			if (!curDrag.MM_dropBack) document.MM_maxZ++;
		}
		retVal = false; if(!NS) event.returnValue = false;
		// ¸¶¿ì½º¹«ºê
	} } else if (theEvent == 'mousemove') {
		if (document.MM_curDrag) with (document.MM_curDrag) {
		var mouseX = (NS)?objNS.pageX : event.clientX + document.body.scrollLeft;
		var mouseY = (NS)?objNS.pageY : event.clientY + document.body.scrollTop;

		newLeft = mouseX-MM_oldX; newTop	= mouseY-MM_oldY;

		if(newLeft < 0) newLeft = 0
		if(newTop < 10) newTop = 0

		if (MM_bL!=null) newLeft = Math.max(newLeft,MM_bL);
		if (MM_bR!=null) newLeft = Math.min(newLeft,MM_bR);
		if (MM_bT!=null) newTop	= Math.max(newTop ,MM_bT);
		if (MM_bB!=null) newTop	= Math.min(newTop ,MM_bB);
		MM_LEFTRIGHT = newLeft-MM_startL; MM_UPDOWN = newTop-MM_startT;

		if (NS) {left = newLeft; top = newTop;}
		else {style.pixelLeft = newLeft; style.pixelTop = newTop;}
		if (MM_dragJS) eval(MM_dragJS);
		retVal = false; if(!NS) event.returnValue = false;
		// ¸¶¿ì½º¾÷
	} } else if (theEvent == 'mouseup') {
		document.onmousemove = null;
		if (NS) document.releaseEvents(Event.MOUSEMOVE);
		if (NS) document.captureEvents(Event.MOUSEDOWN); //for mac NS
		if (document.MM_curDrag) with (document.MM_curDrag) {
		if (typeof MM_targL =='number' && typeof MM_targT == 'number' &&
			(Math.pow(MM_targL-((NS)?left:style.pixelLeft),2)+
			 Math.pow(MM_targT-((NS)?top:style.pixelTop),2))<=MM_tol) {
			if (NS) {left = MM_targL; top = MM_targT;}
			else {style.pixelLeft = MM_targL; style.pixelTop = MM_targT;}
			MM_SNAPPED = true; MM_LEFTRIGHT = MM_startL-MM_targL;
			MM_UPDOWN = MM_startT-MM_targT;
		}
		if (MM_everyTime || MM_SNAPPED) eval(MM_dropJS);
		if(MM_dropBack) {if (NS) zIndex = MM_oldZ; else style.zIndex = MM_oldZ;}
		retVal = false; if(!NS) event.returnValue = false;
		} 
		document.MM_curDrag = null;
	}
	if (NS) document.routeEvent(objNS);
	}
	return retVal;
}