<html xmlns:v="urn:schemas-microsoft-com:vml">਀㰀栀攀愀搀㸀 
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">਀㰀琀椀琀氀攀㸀䨀愀瘀愀匀挀爀椀瀀琀 瀀愀椀渀琀㰀⼀琀椀琀氀攀㸀 
<style>਀ऀ戀漀搀礀笀 
		background:#fff;਀⼀⨀ऀऀ挀甀爀猀漀爀 㨀 甀爀氀⠀∀搀漀琀⸀愀渀椀∀⤀Ⰰ甀爀氀⠀∀搀漀琀⸀最椀昀∀⤀Ⰰ挀爀漀猀猀栀愀椀爀㬀⨀⼀ 
		padding:0;਀ऀऀ洀愀爀最椀渀㨀　㬀 
		width:100%;਀ऀऀ栀攀椀最栀琀㨀㄀　　─㬀 
	}਀ऀ⌀瀀漀椀渀琀攀爀笀 
		position:absolute;਀ऀऀ戀愀挀欀最爀漀甀渀搀㨀⌀　　　㬀 
		width:3px;਀ऀऀ栀攀椀最栀琀㨀㌀瀀砀㬀 
		font-size:1px;਀ऀऀ稀ⴀ椀渀搀攀砀㨀㌀㈀㜀㘀㠀㬀 
	}਀㰀⼀猀琀礀氀攀㸀 
</head>਀㰀戀漀搀礀 漀渀猀攀氀攀挀琀猀琀愀爀琀㴀✀爀攀琀甀爀渀 昀愀氀猀攀✀㸀 
<div id="pointer"></div>਀㰀椀洀最 猀爀挀㴀∀㘀⸀氀攀欀挀椀樀愀⸀瀀渀最∀ 愀氀琀㴀∀㘀⸀ 氀攀欀挀椀樀愀∀ 眀椀搀琀栀㴀∀㘀　　∀ 栀攀椀最栀琀㴀∀㄀　　　∀⼀㸀 
</body>਀㰀⼀栀琀洀氀㸀 
਀㰀猀挀爀椀瀀琀㸀 
਀挀愀挀栀攀开漀戀樀 㴀 渀攀眀 伀戀樀攀挀琀⠀⤀㬀 
recent_dot = 0;਀ 
nobasi_x = 0;਀渀漀戀愀猀椀开礀 㴀 　㬀 
dot_num = 0;਀䤀䔀 㴀 ⠀渀愀瘀椀最愀琀漀爀⸀愀瀀瀀一愀洀攀 㴀㴀 ∀䴀椀挀爀漀猀漀昀琀 䤀渀琀攀爀渀攀琀 䔀砀瀀氀漀爀攀爀∀⤀㼀㄀㨀　㬀 
if (window.opera){IE = 0}਀瘀愀爀 洀瀀愀琀栀   㴀 ✀✀㬀 
਀瘀愀爀 䬀䌀 㴀 渀攀眀 伀戀樀攀挀琀⠀⤀㬀 
KC = {਀ऀ娀 㨀 㤀　Ⰰ 
	X : 88,਀ऀ儀 㨀 㠀㄀Ⰰ 
	A : 65,਀ऀ瀀氀甀猀  㨀 ㄀　㜀Ⰰ 
	minus : 109਀紀 
var USE_VML = 1;਀ 
਀ 
਀昀甀渀挀琀椀漀渀 樀猀搀开挀愀渀瘀愀猀⠀漀⤀笀 
	this.canvasObj = o.canvasObj || document.body;਀ 
	this.nowX = 0;਀ऀ琀栀椀猀⸀渀漀眀夀 㴀 　㬀 
਀ऀ琀栀椀猀⸀倀氀漀琀堀 㴀 渀攀眀 䄀爀爀愀礀⠀⤀㬀 
	this.PlotY = new Array();਀ 
	this.kitenX = 0;਀ऀ琀栀椀猀⸀欀椀琀攀渀夀 㴀 　㬀 
਀ऀ琀栀椀猀⸀椀猀䤀䔀 㴀 ⠀渀愀瘀椀最愀琀漀爀⸀愀瀀瀀一愀洀攀 㴀㴀 ∀䴀椀挀爀漀猀漀昀琀 䤀渀琀攀爀渀攀琀 䔀砀瀀氀漀爀攀爀∀⤀㼀㄀㨀　㬀 
	this.line_number = 0;਀ऀ爀攀琀甀爀渀 琀栀椀猀㬀 
}਀ 
function jsd_brush(o){਀ऀ琀栀椀猀⸀猀椀稀攀  㴀  漀⸀猀椀稀攀 簀簀 ㌀㬀 
	this.color =  o.color || "#F00";਀ऀ爀攀琀甀爀渀 琀栀椀猀㬀 
}਀ 
function jsd_control(o){਀ऀ琀栀椀猀⸀挀愀渀瘀愀猀 㴀 漀⸀挀愀渀瘀愀猀㬀 
	this.brush  = o.brush;਀ऀ琀栀椀猀⸀渀漀眀堀 㴀 　㬀 
	this.nowY = 0;਀ऀ琀栀椀猀⸀洀搀漀眀渀 㴀 　㬀 
	this.dot = document.createElement("span", "Dot");਀ऀ眀椀琀栀⠀琀栀椀猀⸀搀漀琀⸀猀琀礀氀攀⤀笀 
		fontSize = "0px";਀ऀऀ戀愀挀欀最爀漀甀渀搀 㴀 ∀爀攀搀∀㬀⼀⼀䌀漀氀漀爀㬀 
		position = "absolute";਀ऀऀ稀䤀渀搀攀砀 㴀 ∀㄀　　　　∀㬀 
	}਀ 
	this.LogX = new Array();਀ऀ琀栀椀猀⸀䰀漀最夀 㴀 渀攀眀 䄀爀爀愀礀⠀⤀㬀 
	return this;਀紀 
਀ 
jsd_control.prototype = {਀ऀ氀愀甀渀挀栀 㨀 昀甀渀挀琀椀漀渀 ⠀⤀笀 
਀ऀऀ眀椀琀栀 ⠀琀栀椀猀⤀笀 
			canvas.pointerObj = document.getElementById("pointer");਀ऀऀऀ猀攀琀䈀爀甀猀栀⠀戀爀甀猀栀⸀猀椀稀攀Ⰰ戀爀甀猀栀⸀挀漀氀漀爀⤀㬀 
		}਀ऀ紀Ⰰ 
	mousedown : function(e){਀ऀऀ琀栀椀猀⸀洀搀漀眀渀 㴀 ㄀㬀 
		this.LogX[this.canvas.line_number] = "";਀ऀऀ琀栀椀猀⸀䰀漀最夀嬀琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀崀 㴀 ∀∀㬀 
		this.PastX = e.pageX;਀ऀऀ琀栀椀猀⸀倀愀猀琀夀 㴀 攀⸀瀀愀最攀夀㬀 
	},਀ऀ洀漀甀猀攀甀瀀   㨀 昀甀渀挀琀椀漀渀⠀⤀笀 
		this.mdown = 0;਀ऀऀ琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀⬀⬀㬀 
		this.set_next();਀ऀ紀Ⰰ 
਀ऀ猀攀琀开渀攀砀琀 㨀 昀甀渀挀琀椀漀渀 ⠀⤀笀 
		with(this.canvas){਀ऀऀऀ瘀愀爀 搀椀瘀 㴀 搀漀挀甀洀攀渀琀⸀挀爀攀愀琀攀䔀氀攀洀攀渀琀⠀∀搀椀瘀∀⤀㬀 
			div.id = "l" + line_number;਀ 
			document.body.appendChild(div);਀ऀऀऀ挀愀挀栀攀开漀戀樀嬀氀椀渀攀开渀甀洀戀攀爀崀 㴀 搀椀瘀㬀 
			dot_num = 0;਀ऀऀऀ眀椀渀搀漀眀⸀猀琀愀琀甀猀 㴀 ∀渀∀ ⬀ 氀椀渀攀开渀甀洀戀攀爀 ⬀ ∀∀㬀 
		}਀ऀ紀Ⰰ 
	logging  : function (){਀ 
	},਀ 
	setBrush : function (Size,Color){਀ऀऀ眀椀琀栀⠀琀栀椀猀⸀挀愀渀瘀愀猀⸀瀀漀椀渀琀攀爀伀戀樀⸀猀琀礀氀攀⤀笀 
			width =  Size + "px";਀ऀऀऀ栀攀椀最栀琀 㴀 匀椀稀攀 ⬀ ∀瀀砀∀㬀 
			background = Color ;਀ऀऀ紀 
		with (this.dot.style){਀ऀऀऀ眀椀搀琀栀 㴀  匀椀稀攀 ⬀ ∀瀀砀∀㬀 
			height = Size + "px";਀ऀऀ紀 
	},਀ 
	line     : function (X,Y){਀ऀऀ瘀愀爀 砀䴀漀瘀攀 㴀 堀 ⴀ 琀栀椀猀⸀倀愀猀琀堀㬀 
		var yMove = Y - this.PastY;਀ऀऀ瘀愀爀 砀䐀攀挀爀攀洀攀渀琀 㴀 砀䴀漀瘀攀 㰀 　 㼀 ㄀ 㨀 ⴀ㄀㬀 
		var yDecrement = yMove < 0 ? 1 : -1;਀ऀऀ瘀愀爀 戀开搀漀琀 㴀 ㄀㬀 
		var count = 0;਀ऀऀ椀昀 ⠀䴀愀琀栀⸀愀戀猀⠀砀䴀漀瘀攀⤀ 㸀㴀 䴀愀琀栀⸀愀戀猀⠀礀䴀漀瘀攀⤀⤀笀 
			for (var i = xMove; i != 0; i += xDecrement){਀ऀऀऀऀ挀漀甀渀琀⬀⬀㬀 
				if(count % b_dot == 0){਀ऀऀऀऀऀ倀氀漀琀堀嬀倀氀漀琀堀⸀氀攀渀最琀栀崀 㴀 堀 ⴀ 椀㬀 
					PlotY[PlotY.length] = Y - Math.round(yMove * i / xMove);਀ऀऀऀऀ紀 
			}਀ऀऀ紀攀氀猀攀笀 
			for (var i = yMove; i != 0; i += yDecrement){਀ऀऀऀऀ挀漀甀渀琀⬀⬀㬀 
				if(count % b_dot == 0){਀ऀऀऀऀऀ倀氀漀琀堀嬀倀氀漀琀堀⸀氀攀渀最琀栀崀 㴀 堀 ⴀ 䴀愀琀栀⸀爀漀甀渀搀⠀砀䴀漀瘀攀 ⨀ 椀 ⼀ 礀䴀漀瘀攀⤀㬀 
					PlotY[PlotY.length] = Y - i;਀ऀऀऀऀ紀 
			}਀ऀऀ紀 
		for(var i=0;i<PlotX.length;i++){਀ऀऀऀ琀栀椀猀⸀搀爀愀眀䐀漀琀⠀倀氀漀琀堀嬀椀崀Ⰰ倀氀漀琀夀嬀椀崀⤀ 
		}਀ऀऀ倀氀漀琀堀㴀渀攀眀 䄀爀爀愀礀⠀⤀㬀 
		PlotY=new Array();਀ऀऀ琀栀椀猀⸀倀愀猀琀堀 㴀 堀㬀 琀栀椀猀⸀倀愀猀琀夀 㴀 夀㬀 
	},਀ऀ搀爀愀眀䐀漀琀 㨀 昀甀渀挀琀椀漀渀⠀砀Ⰰ礀⤀笀 
਀ऀऀ氀椀渀攀开渀甀洀戀攀爀 㴀 䨀匀䐀开䌀伀一吀刀伀䰀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀㬀 
		if (recent_dot && this.kitenY == y && !nobasi_y){਀ऀऀऀ爀攀挀攀渀琀开搀漀琀⸀猀琀礀氀攀⸀眀椀搀琀栀 㴀 䴀愀琀栀⸀愀戀猀⠀琀栀椀猀⸀欀椀琀攀渀堀 ⴀ 砀⤀ ⬀ ㄀ ⬀ ∀瀀砀∀㬀 
਀ऀऀऀ椀昀⠀琀栀椀猀⸀欀椀琀攀渀堀 㸀 砀⤀笀 
				recent_dot.style.left = x + "px";਀ऀऀऀ紀 
			nobasi_x = 1;਀ऀऀऀ渀漀戀愀猀椀开礀 㴀 　㬀 
		}else if(recent_dot && this.kitenX == x && !nobasi_x){਀ऀऀऀ爀攀挀攀渀琀开搀漀琀⸀猀琀礀氀攀⸀栀攀椀最栀琀 㴀 䴀愀琀栀⸀愀戀猀⠀琀栀椀猀⸀欀椀琀攀渀夀 ⴀ 礀⤀ ⬀ ㄀ ⬀ ∀瀀砀∀㬀 
਀ऀऀऀ椀昀⠀琀栀椀猀⸀欀椀琀攀渀夀 㸀 礀⤀笀 
				recent_dot.style.top = y + "px";਀ऀऀऀ紀 
			nobasi_x = 0;਀ऀऀऀ渀漀戀愀猀椀开礀 㴀 ㄀㬀 
		}else{਀ऀऀऀ瘀愀爀 搀漀琀 㴀 琀栀椀猀⸀搀漀琀⸀挀氀漀渀攀一漀搀攀⠀琀爀甀攀⤀㬀 
			with(dot.style){਀ऀऀऀऀ氀攀昀琀 㴀 砀 ⬀ ∀瀀砀∀㬀 
				top  = y + "px";਀ऀऀऀ紀 
			recent_dot = dot;਀ 
			cache_obj[line_number].appendChild(dot);਀ 
			this.kitenX = x;਀ऀऀऀ琀栀椀猀⸀欀椀琀攀渀夀 㴀 礀㬀 
			nobasi_x = 0;਀ऀऀऀ渀漀戀愀猀椀开礀 㴀 　㬀 
		}਀ऀ紀Ⰰ 
	mousemove : function (e,obj){਀ऀऀ眀椀琀栀⠀漀戀樀⤀笀 
			if(USE_VML){਀ऀऀऀऀ猀琀愀琀甀猀 㴀 挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀 ⬀ ∀㨀∀ ⬀ 渀漀眀堀 ⬀ ∀Ⰰ∀ ⬀ 渀漀眀夀㬀 
			}਀ऀऀऀ渀漀眀堀 㴀 攀⸀瀀愀最攀堀㬀 
			nowY = e.pageY;਀ऀऀऀ椀昀⠀琀栀椀猀⸀洀搀漀眀渀⤀笀 
				this.LogX[canvas.line_number] += nowX + ",";਀ऀऀऀऀ琀栀椀猀⸀䰀漀最夀嬀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀崀 ⬀㴀 渀漀眀夀 ⬀ ∀Ⰰ∀㬀 
				line(nowX,nowY);਀ऀऀऀ紀 
		}਀ऀऀ眀椀琀栀⠀漀戀樀⤀笀 
			pointerObj.style.left = nowX - (brush.size / 2) + "px";਀ऀऀऀ瀀漀椀渀琀攀爀伀戀樀⸀猀琀礀氀攀⸀琀漀瀀  㴀 渀漀眀夀 ⴀ ⠀戀爀甀猀栀⸀猀椀稀攀 ⼀ ㈀⤀ ⬀ ∀瀀砀∀㬀 
		}਀ऀ紀Ⰰ 
	keydown : function (e,obj){਀ऀऀ瘀愀爀 欀攀礀 㴀 攀⸀欀攀礀䌀漀搀攀 簀簀 攀⸀眀栀椀挀栀㬀 
		var bold = function (){਀ऀऀऀ眀椀琀栀⠀漀戀樀⸀戀爀甀猀栀⤀笀猀椀稀攀⬀⬀㬀漀戀樀⸀猀攀琀䈀爀甀猀栀⠀猀椀稀攀Ⰰ挀漀氀漀爀⤀㬀紀 
		};਀ऀऀ瘀愀爀 琀栀椀渀 㴀 昀甀渀挀琀椀漀渀 ⠀⤀笀 
			with(obj.brush){਀ऀऀऀऀ椀昀⠀猀椀稀攀 㸀 ㄀⤀猀椀稀攀ⴀⴀ㬀漀戀樀⸀猀攀琀䈀爀甀猀栀⠀猀椀稀攀Ⰰ挀漀氀漀爀⤀㬀紀 
			};਀ऀऀ瘀愀爀 戀愀挀欀 㴀 昀甀渀挀琀椀漀渀 ⠀⤀笀 
				with(obj.canvas){਀ऀऀऀऀऀ椀昀⠀氀椀渀攀开渀甀洀戀攀爀 㸀 　⤀笀 
					line_number--;਀ऀऀऀऀऀ瘀愀爀 爀攀 㴀 搀漀挀甀洀攀渀琀⸀最攀琀䔀氀攀洀攀渀琀䈀礀䤀搀⠀✀氀✀⬀ ⠀氀椀渀攀开渀甀洀戀攀爀⤀⤀㬀 
					canvasObj.removeChild(re);਀ऀऀऀऀऀ氀椀渀攀开渀甀洀戀攀爀ⴀⴀ㬀 
					obj.mouseup();਀ऀऀऀऀऀ紀 
				}਀ऀऀऀ紀㬀 
		switch(key){਀ऀऀऀ挀愀猀攀 䬀䌀⸀娀㨀戀愀挀欀⠀⤀㬀戀爀攀愀欀㬀 
			case KC.Q:bold();break;਀ऀऀऀ挀愀猀攀 䬀䌀⸀瀀氀甀猀㨀戀漀氀搀⠀⤀㬀戀爀攀愀欀㬀 
			case KC.A:thin();break;਀ऀऀऀ挀愀猀攀 䬀䌀⸀洀椀渀甀猀㨀琀栀椀渀⠀⤀㬀戀爀攀愀欀㬀 
		}਀ऀ紀Ⰰ 
	addEvent : function(obj, type, listener) {਀ऀऀ椀昀 ⠀漀戀樀⸀愀搀搀䔀瘀攀渀琀䰀椀猀琀攀渀攀爀⤀ ⼀⼀ 匀琀搀 䐀伀䴀 䔀瘀攀渀琀猀 
			obj.addEventListener(type, listener, false);਀ऀऀ攀氀猀攀 椀昀 ⠀漀戀樀⸀愀琀琀愀挀栀䔀瘀攀渀琀⤀ ⼀⼀ 䤀䔀 
			obj.attachEvent(਀ऀऀऀऀ✀漀渀✀ ⬀ 琀礀瀀攀Ⰰ 
				function() { listener( {਀ऀऀऀऀऀ琀礀瀀攀            㨀 眀椀渀搀漀眀⸀攀瘀攀渀琀⸀琀礀瀀攀Ⰰ 
					keyCode         : window.event.keyCode,਀ऀऀऀऀऀ琀愀爀最攀琀          㨀 眀椀渀搀漀眀⸀攀瘀攀渀琀⸀猀爀挀䔀氀攀洀攀渀琀Ⰰ 
					currentTarget   : obj,਀ऀऀऀऀऀ挀氀椀攀渀琀堀         㨀 眀椀渀搀漀眀⸀攀瘀攀渀琀⸀挀氀椀攀渀琀堀Ⰰ 
					clientY         : window.event.clientY,਀ऀऀऀऀऀ瀀愀最攀堀           㨀 搀漀挀甀洀攀渀琀⸀戀漀搀礀⸀猀挀爀漀氀氀䰀攀昀琀⬀ 眀椀渀搀漀眀⸀攀瘀攀渀琀⸀挀氀椀攀渀琀堀Ⰰ 
					pageY           : document.body.scrollTop + window.event.clientY,਀ऀऀऀऀऀ猀栀椀昀琀䬀攀礀        㨀 眀椀渀搀漀眀⸀攀瘀攀渀琀⸀猀栀椀昀琀䬀攀礀Ⰰ 
					stopPropagation : function() { window.event.cancelBubble = true }਀ऀऀऀऀ紀 ⤀ 紀 
			);਀ऀ紀 
};਀ 
਀椀昀 ⠀䤀䔀 ☀☀ 唀匀䔀开嘀䴀䰀⤀笀 
	IE_draw = new Object();਀ऀ䤀䔀开搀爀愀眀⸀瀀爀漀琀漀琀礀瀀攀 㴀 笀 
		set_next : function(){਀ऀऀऀ洀瀀愀琀栀 㴀 ✀✀㬀 
			var w='<v:shape id="vml_line'਀ऀऀऀ⬀ 琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀 
			+ '" filled="false" strokecolor="' + this.brush.color + '"'਀ऀऀऀ⬀ ✀ 猀琀爀漀欀攀眀攀椀最栀琀㴀∀✀ ⬀ 琀栀椀猀⸀戀爀甀猀栀⸀猀椀稀攀 ⬀ ✀瀀砀∀ 猀琀礀氀攀㴀∀戀攀栀愀瘀椀漀爀㨀甀爀氀⠀⌀搀攀昀愀甀氀琀⌀嘀䴀䰀⤀㬀✀ 
			+ ' visibility:visible;position:absolute;left:0;top:0;width:100;height:100;antialias:false;"'਀ऀऀऀ⬀ ✀ 挀漀漀爀搀猀椀稀攀㴀∀㄀　　Ⰰ㄀　　∀ 挀漀漀爀搀漀爀椀最椀渀㴀∀　Ⰰ 　∀ 㸀✀ 
			+ '<v:path v="m 0,0 l 100,100 200,50 x e"/></v:shape>';਀ऀऀऀ瘀愀爀 猀瀀 㴀 搀漀挀甀洀攀渀琀⸀挀爀攀愀琀攀䔀氀攀洀攀渀琀⠀∀猀瀀愀渀∀⤀㬀 
			sp.innerHTML = w;਀ऀऀऀ猀瀀⸀椀搀 㴀 ∀氀∀ ⬀ 琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀㬀 
			document.body.appendChild(sp);਀ऀऀऀ挀愀挀栀攀开漀戀樀嬀琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀崀 㴀 搀漀挀甀洀攀渀琀⸀最攀琀䔀氀攀洀攀渀琀䈀礀䤀搀⠀✀瘀洀氀开氀椀渀攀✀⬀ 琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀⤀㬀 
		},਀ऀऀ氀椀渀攀 㨀 昀甀渀挀琀椀漀渀 ⠀砀Ⰰ礀⤀笀 
			if(mpath){਀ऀऀऀऀ洀瀀愀琀栀 ⬀㴀 砀 ⬀ ✀Ⰰ✀ ⬀ 礀 ⬀ ✀ ✀㬀 
			}else{਀ऀऀऀऀ洀瀀愀琀栀 㴀 砀 ⬀ ✀Ⰰ✀ ⬀ 礀 ⬀ ✀ 氀 ✀㬀 
			}਀ऀऀऀ瘀愀爀 瘀 㴀 挀愀挀栀攀开漀戀樀嬀琀栀椀猀⸀挀愀渀瘀愀猀⸀氀椀渀攀开渀甀洀戀攀爀崀㬀 
			v.path = 'm ' + mpath + ' ';਀ऀऀऀ瘀⸀猀琀爀漀欀攀眀攀椀最栀琀 㴀 琀栀椀猀⸀戀爀甀猀栀⸀猀椀稀攀 ⬀ ∀瀀砀∀㬀 
		}਀ऀ紀㬀 
	force_inherit(jsd_control,IE_draw);਀紀 
਀ 
var JSD_CONTROL = new jsd_control({਀ऀ挀愀渀瘀愀猀 㨀樀猀搀开挀愀渀瘀愀猀⠀笀 
			਀ऀऀ紀⤀Ⰰ 
	brush  :jsd_brush({਀ऀऀऀ猀椀稀攀㨀㄀Ⰰ 
			color:"black"਀ऀऀ紀⤀ 
});਀眀椀渀搀漀眀⸀漀渀氀漀愀搀 㴀 昀甀渀挀琀椀漀渀⠀⤀笀 
	JSD_CONTROL.set_next();਀ऀ眀椀琀栀⠀䨀匀䐀开䌀伀一吀刀伀䰀⤀笀 
		addEvent(canvas.canvasObj,'mousedown',function(e){mousedown(e,JSD_CONTROL)})਀ऀऀ愀搀搀䔀瘀攀渀琀⠀搀漀挀甀洀攀渀琀Ⰰ✀欀攀礀搀漀眀渀✀Ⰰ昀甀渀挀琀椀漀渀⠀攀⤀笀欀攀礀搀漀眀渀⠀攀Ⰰ䨀匀䐀开䌀伀一吀刀伀䰀⤀紀⤀ 
		addEvent(canvas.canvasObj,'mouseup',  function(e){mouseup(e,JSD_CONTROL)})਀ऀऀ⼀⼀愀搀搀䔀瘀攀渀琀⠀挀愀渀瘀愀猀⸀挀愀渀瘀愀猀伀戀樀Ⰰ✀洀漀甀猀攀漀甀琀✀Ⰰ  昀甀渀挀琀椀漀渀⠀攀⤀笀洀漀甀猀攀甀瀀⠀攀Ⰰ䨀匀䐀开䌀伀一吀刀伀䰀⤀紀⤀ 
		addEvent(canvas.canvasObj,'mousemove',function(e){mousemove(e,JSD_CONTROL)})਀ऀ紀 
}਀䨀匀䐀开䌀伀一吀刀伀䰀⸀氀愀甀渀挀栀⠀⤀㬀 
਀ 
function copy_properties(src, dest){਀    昀漀爀 ⠀瘀愀爀 瀀爀漀瀀 椀渀 猀爀挀⤀ 笀 
        dest[prop] = src[prop];਀    紀 
}਀ 
function force_inherit(subClass, superClass) {਀    挀漀瀀礀开瀀爀漀瀀攀爀琀椀攀猀⠀猀甀瀀攀爀䌀氀愀猀猀⸀瀀爀漀琀漀琀礀瀀攀Ⰰ 猀甀戀䌀氀愀猀猀⸀瀀爀漀琀漀琀礀瀀攀⤀㬀 
}਀ 
</script>