/*
	※ この部分は削除して構いません

	===========================================

	[ dhtml-lib.js ] 2001/08/10 upDate
	http://www.enneaplanet.com/

	===========================================

	references
	・「CSSとDHTML」ピアソン・エデュケーション
	・「JavaScriptクックブック」オライリー・ジャパン
	・「インサイドDynamicHTML」日経ＢＰソフトプレス
	・「JavaScript & DynamicHTMLサンプル大全」秀和システム
	・ http://www5.airnet.ne.jp/martin/index.html
	・ http://www.rr.iij4u.or.jp/~m-osaka/
	・ http://www.skipup.com/~peace/

	テスト環境
	・Windows95 + MSIE5.0 + NN4
	・MacOS9 + MSIE5.0 + NN4 + NN6

	2001/03/29 更新箇所
	・LaserWriter		#メッセージに配列を格納できるよう修正
	・shiftLayerBy		#Mac+MSIE5.0に対応

	2001/03/31 更新箇所
	・Switch文を取り止め、IF文へ移行

	2001/04/29 更新箇所
	・以下のサイトを参考にNN6に対応させた
	・http://www.din.or.jp/~hagi3/JavaScript/JSTips/Mozilla/index.htm

	2001/05/11 更新箇所
	・各関数で refLayer( ) を呼び出していたロジックを修正。

	2001/08/10 更新箇所
	・refLayerを再帰関数に変更
*/






//	::::::::::::::: 簡易・ブラウザチェック :::::::::::::::

var usrAgent    = navigator.userAgent.toUpperCase( ) ;

var WIN	= ( usrAgent.indexOf("WIN") != -1 ) ? true : false ;
var MAC	= ( usrAgent.indexOf("MAC") != -1 ) ? true : false ;

var NN4	= ( document.layers ? true : false ) ;
var NN6	= ( document.getElementById && !document.all ? true : false ) ;
var IE4	= ( document.all && !document.getElementById ? true : false ) ;
var IE5	= ( document.all && document.getElementById ? true : false ) ;





//	:::::::::::::::::::: リンクの指定 ::::::::::::::::::::

//	JS
function setJsLink( which, URL )
{
	eval( which ).location = URL ;
}

//	HTML
function setHyperLink( linkName, which, URL )
{
	document.links[ linkName ].target = which ;
	document.links[ linkName ].href = URL ;
}





//	::::::::: レイヤー内のイメージを参照する関数 :::::::::

function getDivImage( layerObj,imgName )
{
	if ( NN4 )
	{
		return layerObj.document.images[ imgName ] ;
	}
	else
	{
		return document.images[ imgName ] ;
	}
}





//	::::::::::::::: レイヤーを参照する関数 :::::::::::::::
function refLayer( layerName, d )
{
	var i,x;
	
	if( !d )
	{
		d = document ;
	}

	if ( IE5 || NN6 )
	{
		x = d.getElementById( layerName ) ;
	}
	else if ( IE4 )
	{
		x = d.all[ layerName ] ;
	}
	else if ( NN4 )
	{
		x = d[ layerName ] ;

		for( i=0; !x && i<d.layers.length; i++ )
		{
			x = refLayer( layerName, d.layers[i].document ) ;
		}
	}

	return x;
}



//	::::::::::::::: レイヤーを初期化する関数 :::::::::::::
function initLayer( layerObj )
{
	if ( NN6 )
	{
		layerObj.style.width = layerObj.offsetWidth ;
		layerObj.style.height = layerObj.offsetHeight ;
	}
	else if( IE4 || IE5 )
	{
		layerObj.style.pixelLeft   = layerObj.offsetLeft ;
		layerObj.style.pixelTop    = layerObj.offsetTop ;
		layerObj.style.pixelWidth  = layerObj.offsetWidth ;
		layerObj.style.pixelHeight = layerObj.offsetHeight ;
	}
}





//	::::::::::::::: レイヤーの階層を変える :::::::::::::::

function setZindex( layerObj, zOrder )
{
	if ( NN4 )
	{
		layerObj.zIndex = zOrder ;
	}
	else
	{
		layerObj.style.zIndex = zOrder ;
	}
}

//	:::::::::::::::: レイヤーの階層を取得 ::::::::::::::::

function getZindex( layerObj )
{
	if ( NN4 )
	{
		return layerObj.zIndex;
	}
	else
	{
		return layerObj.style.zIndex ;
	}
}





//	::::::::::::::: レイヤーの表示・非表示 :::::::::::::::

function getLayerVisibility( layerObj )
{
	if ( NN4 )
	{
		return ( layerObj.visibility == "show" ) ;
	}
	else
	{
		return ( layerObj.style.visibility == "visible" ) ;
	}
}

function hideLayer( layerObj )
{
	if ( NN4 )
	{
		layerObj.visibility = "hide" ;
	}
	else
	{
		layerObj.style.visibility = "hidden" ;
	}
}

function showLayer( layerObj )
{
	if ( NN4 )
	{
		layerObj.visibility = "show" ;
	}
	else
	{
		layerObj.style.visibility = "visible" ;
	}
}





//	:::::::::::::::::: レイヤーを動かす ::::::::::::::::::

function shiftLayerTo( layerObj, x, y )
{
	if ( NN4 )
	{
		layerObj.moveTo( x, y ) ;
	}
	else if ( NN6 )
	{
		layerObj.style.left = x ;
		layerObj.style.top  = y ;
	}
	else
	{
		layerObj.style.pixelLeft = x ;
		layerObj.style.pixelTop  = y ;
	}
}

function shiftLayerBy( layerObj, x, y )
{
	if ( NN4 )
	{
		layerObj.moveBy( x, y ) ;
	}
	else if ( NN6 )
	{
		layerObj.style.left = getLayerPosition( layerObj, 'left' ) + x ;
		layerObj.style.top  = getLayerPosition( layerObj, 'top' ) + y ;
	}
	else if ( IE4 || (MAC && IE5) )
	{
		layerObj.style.pixelLeft += x ;
		layerObj.style.pixelTop  += y ;
	}
	else
	{
		layerObj.style.pixelLeft = layerObj.offsetLeft + x ;
		layerObj.style.pixelTop  = layerObj.offsetTop  + y ;
	}
}





//	::::::::::::::: レイヤーの大きさを変更 :::::::::::::::

function resizeLayerTo( layerObj, width, height )
{
	if ( NN4 )
	{
		layerObj.resizeTo( width, height ) ;
	}
	else if ( NN6 )
	{
		layerObj.style.width = width ;
		layerObj.style.height = height ;
	}
	else
	{
		layerObj.style.pixelWidth  = width ;
		layerObj.style.pixelHeight = height ;
	}
}





//	::::::::::::::::: レイヤーの値を取得 :::::::::::::::::

function getLayerSize( layerObj, value )
{
	if( value == "width" )
	{
		if ( NN4 )
		{
			return layerObj.document.width ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.width ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelWidth ;
		}
		else
		{
			return layerObj.offsetWidth ;
		}
	}
	if( value == "height" )
	{
		if ( NN4 )
		{
			return layerObj.document.height ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.height ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelHeight ;
		}
		else
		{
			return layerObj.offsetHeight ;
		}
	}
}





//	::::::::::::::: クリッピングの値を取得 :::::::::::::::

function getClipValue( layerObj, value )
{
	if( IE4 || IE5 || NN6 )
	{
		var cp = layerObj.style.clip.split(" ") ;
		cp[0] = cp[0].slice(5) ;

		switch ( value )
		{
			case "top" :
				return parseInt( cp[0] ) ;
			case "right" :
				return parseInt( cp[1] ) ;
			case "bottom" :
				return parseInt( cp[2] ) ;
			case "left" :
				return parseInt( cp[3] ) ;
		}
	}
	else
	{
		switch ( value )
		{
			case "top" :
				return ( layerObj.clip.top ) ;
			case "right" :
				return ( layerObj.clip.right ) ;
			case "bottom" :
				return ( layerObj.clip.bottom ) ;
			case "left" :
				return ( layerObj.clip.left ) ;
		}
	}
}





//	:::::::::::::::::::: クリッピング ::::::::::::::::::::

function clipLayerTo( layerObj, t, r, b, l )
{
	if ( NN4 )
	{
		layerObj.clip.top    = t ;
		layerObj.clip.right  = r ;
		layerObj.clip.bottom = b ;
		layerObj.clip.left   = l ;
	}
	else
	{
		layerObj.style.clip = "rect("+t+" "+r+" "+b+" "+l+")" ;
	}
}

function clipLayerBy( layerObj, t, r, b, l )
{
	var nextClipValue_top    = getClipValue( layerObj,'top'   ) + t ;
	var nextClipValue_right  = getClipValue( layerObj,'right' ) + r ;
	var nextClipValue_bottom = getClipValue( layerObj,'bottom') + b ;
	var nextClipValue_left   = getClipValue( layerObj,'left'  ) + l ;

	if ( NN4 )
	{
		layerObj.clip.top    = nextClipValue_top ;
		layerObj.clip.right  = nextClipValue_right ;
		layerObj.clip.bottom = nextClipValue_bottom ;
		layerObj.clip.left   = nextClipValue_left ;
	}
	else
	{
		layerObj.style.clip = "rect("+ nextClipValue_top    + "px "
										+ nextClipValue_right  + "px "
										+ nextClipValue_bottom + "px "
										+ nextClipValue_left   + "px)" ;
	}
}





function wipeLayerBy( layerObj, endPoint, direction, wipeType, step )
{
	var speed = 1 ;
	var t = r = b = l = 0 ;

	step += 1 ;

	if ( wipeType == "wipeIn" )
	{
		if ( direction == "fromLeft" )
		{
			if ( ( getClipValue(layerObj,'right') + step ) < endPoint )
			{
				r = step ;
			}
			else if ( getClipValue(layerObj,'right') < endPoint )
			{
				r = endPoint - getClipValue(layerObj,'right') ;
			}
		}
		if ( direction == "fromRight" )
		{
			if ( ( getClipValue(layerObj,'left') - step ) > endPoint )
			{
				l = -step ;
			}
			else if ( getClipValue(layerObj,'left') > endPoint )
			{
				l = endPoint - getClipValue(layerObj,'left') ;
			}
		}
		if ( direction == "fromTop" )
		{
			if ( ( getClipValue(layerObj,'bottom') + step ) < endPoint )
			{
				b = step ;
			}
			else if ( getClipValue(layerObj,'bottom') < endPoint )
			{
				b = endPoint - getClipValue(layerObj,'bottom') ;
			}
		}
		if ( direction == "fromBottom" )
		{
			if ( ( getClipValue(layerObj,'top') - step ) > endPoint )
			{
				t = -step ;
			}
			else if ( getClipValue(layerObj,'top') > endPoint )
			{
				t = endPoint - getClipValue(layerObj,'top') ;
			}
		}
		if ( direction == "fromCenterX" )
		{
			if ( ( getClipValue(layerObj,'left') - step ) > endPoint )
			{
				r = step ;
				l = -step ;
			}
			else if ( getClipValue(layerObj,'left') > endPoint )
			{
				r = ( endPoint - getClipValue(layerObj,'left') ) * -1 ;
				l = endPoint - getClipValue(layerObj,'left') ;
			}
		}
		if ( direction == "fromCenterY" )
		{
			if ( ( getClipValue(layerObj,'top') - step ) > endPoint )
			{
				t = -step ;
				b = step ;
			}
			else if ( getClipValue(layerObj,'top') > endPoint )
			{
				t = endPoint - getClipValue(layerObj,'top') ;
				b = ( endPoint - getClipValue(layerObj,'top') ) * -1 ;
			}
		}
	}

	if ( wipeType == "wipeOut" )
	{
		if ( direction == "fromLeft" )
		{
			if ( ( getClipValue(layerObj,'left') + step ) < endPoint )
			{
				l = step ;
			}
			else if ( getClipValue(layerObj,'left') < endPoint )
			{
				l = endPoint - getClipValue(layerObj,'left') ;
			}
		}
		if ( direction == "fromRight" )
		{
			if ( ( getClipValue(layerObj,'right') - step ) > endPoint )
			{
				r = -step ;
			}
			else if ( getClipValue(layerObj,'right') > endPoint )
			{
				r = endPoint - getClipValue(layerObj,'right') ;
			}
		}
		if ( direction == "fromTop" )
		{
			if ( ( getClipValue(layerObj,'top') + step ) < endPoint )
			{
				t = step ;
			}
			else if ( getClipValue(layerObj,'top') < endPoint )
			{
				t = endPoint - getClipValue(layerObj,'top') ;
			}
		}
		if ( direction == "fromBottom" )
		{
			if ( ( getClipValue(layerObj,'bottom') - step ) > endPoint )
			{
				b = -step ;
			}
			else if ( getClipValue(layerObj,'bottom') > endPoint )
			{
				b = endPoint - getClipValue(layerObj,'bottom') ;
			}
		}
		if ( direction == "fromCenterX" )
		{
			if ( ( getClipValue(layerObj,'right') - step ) > endPoint )
			{
				r = -step ;
				l = step ;
			}
			else if ( getClipValue(layerObj,'right') > endPoint )
			{
				r = endPoint - getClipValue(layerObj,'right') ;
				l = ( endPoint - getClipValue(layerObj,'right') ) * -1 ;
			}
		}
		if ( direction == "fromCenterY" )
		{
			if ( ( getClipValue(layerObj,'bottom') - step ) > endPoint )
			{
				t = step ;
				b = -step ;
			}
			else if ( getClipValue(layerObj,'bottom') > endPoint )
			{
				t = ( endPoint - getClipValue(layerObj,'bottom') ) * -1 ;
				b = endPoint - getClipValue(layerObj,'bottom') ;
			}
		}
	}

	clipLayerBy( layerObj, t, r, b, l ) ;

	if ( ( t || r || b || l ) == 0 )
	{
		clearTimeout( ClipAction ) ;
		return false ;
	}
	else
	{
		ClipAction = setTimeout( "wipeLayerBy('"+layerObj+"',"+endPoint+",'"+direction+"','"+wipeType+"',"+step+")", speed) ;
	}
}





//	::::::::::::::::: レイヤーの座標を取得 :::::::::::::::::

function getLayerPosition( layerObj, value )
{
	if( value == "top" )
	{
		if ( NN4 )
		{
			return layerObj.top ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.top ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelTop ;
		}
		else
		{
			return layerObj.offsetTop ;
		}
	}
	if( value == "right" )
	{
		if ( NN4 )
		{
			return layerObj.left + getLayerSize( layerObj, "width" ) ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.left + getLayerSize( layerObj, "width" )  ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelLeft + getLayerSize( layerObj, "width" ) ;
		}
		else
		{
			return layerObj.offsetLeft + getLayerSize( layerObj, "width" ) ;
		}
	}
	if( value == "bottom" )
	{
		if ( NN4 )
		{
			return layerObj.top + getLayerSize( layerObj, "height" ) ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.top + getLayerSize( layerObj, "height" ) ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelTop + getLayerSize( layerObj, "height" ) ;
		}
		else
		{
			return layerObj.offsetTop + getLayerSize( layerObj, "height" ) ;
		}
	}
	if( value == "left" )
	{
		if ( NN4 )
		{
			return layerObj.left ;
		}
		else if ( NN6 )
		{
			return parseInt( layerObj.style.left ) ;
		}
		else if ( IE4 )
		{
			return layerObj.style.pixelLeft ;
		}
		else
		{
			return layerObj.offsetLeft ;
		}
	}
}





//	:::::::::::::: イベント発生座標を取得 ::::::::::::::

function getEventX( evt )
{
	if ( NN4 )
	{
		return evt.x ;
	}
	else if ( NN6 )
	{
		return ( window.scrollX + evt.clientX ) ;
	}
	else if ( IE4 || IE5 )
	{
		return ( document.body.scrollLeft + event.clientX ) ;
	}
}

function getEventY( evt )
{
	if ( NN4 )
	{
		return evt.y ;
	}
	else if ( NN6 )
	{
		return ( window.scrollY + evt.clientY ) ;
	}
	else if ( IE4 || IE5 )
	{
		return ( document.body.scrollTop + event.clientY ) ;
	}
}





//	::::::::::::: レイヤーの中央座標を取得 :::::::::::::

function getCenterSize( layerObj, which )
{
	return ( getWinSize( which ) - getLayerSize( layerObj, which ) ) / 2 ;
}





//	:::::::::::::: レイヤーの内容を書き換える関数 ::::::::::::::

function replaceContent( layerObj, txt )
{
	if ( NN4 )
	{
		layerObj.document.open( "text/html" ) ;
		layerObj.document.write( txt ) ;
		layerObj.document.close( ) ;
	}
	else
	{
		layerObj.innerHTML = txt ;
	}
}





//	:::::::::::::: ページのオフセットを取得 ::::::::::::::

function getPageOffset( which )
{
	if ( which == "left" )
	{
		if ( NN4 )
		{
			return self.pageXOffset ;
		}
		else if ( NN6 )
		{
			return window.scrollX ;
		}
		else
		{
			return document.body.scrollLeft ;
		}
	}
	if ( which == "top" )
	{
		if ( NN4 )
		{
			return self.pageYOffset ;
		}
		else if ( NN6 )
		{
			return window.scrollY ;
		}
		else
		{
			return document.body.scrollTop ;
		}
	}
}





//	:::::::::::::::: windowの大きさを取得 ::::::::::::::::

function getWinSize( which )
{
	if ( which == "width" )
	{
		if ( NN4 || NN6 )
		{
			return window.innerWidth ;
		}
		else
		{
			return document.body.clientWidth ;
		}
	}
	if ( which == "height" )
	{
		if ( NN4 || NN6 )
		{
			return window.innerHeight ;
		}
		else
		{
			return document.body.clientHeight ;
		}
	}
}





//	:::::::::::::::::: 画面のスクロール ::::::::::::::::::

function doPageScroll( st_X,max_X,st_Y,max_Y )
{
	var diffX,diffY,stepX,stepY,moveX,moveY ;

	diffX = .1 * ( max_X - st_X ) ;
	if( diffX > 0 )
		stepX = Math.ceil( diffX ) ;
	else
		stepX = Math.floor( diffX ) ;

	diffY = .1 * ( max_Y - st_Y ) ;
	if( diffY > 0 )
		stepY = Math.ceil( diffY ) ;
	else
		stepY = Math.floor( diffY ) ;

	moveX = st_X + stepX ;
	moveY = st_Y + stepY ;
	
// window.status = "X is : " +moveX+ " Y is : " +moveY ;

	if ( stepX > 0 && moveX <= max_X || stepY > 0 && moveY <= max_Y ||
		 stepX < 0 && moveX >= max_X || stepY < 0 && moveY >= max_Y )
	{
		scroll( moveX,moveY )

		st_X += stepX ;
		st_Y += stepY ;

		setTimeout( "doPageScroll( " +st_X+ "," +max_X+ "," +st_Y+ "," +max_Y+ " )",1 ) ;
	}
	else return true ;
}

function pageScrollTo( max_X,max_Y )
{
	var st_X,st_Y ;

	st_X = getPageOffset( "left" ) ;
	st_Y = getPageOffset( "top" ) ;

	doPageScroll( st_X,max_X,st_Y,max_Y ) ;
}





//	::::::::::::::: 新しくwindowを開く関数 :::::::::::::::

function openWin( url, w, h, winName )
{
	var startWinX = ( screen.availWidth  - w ) / 2 ;
	var startWinY = ( screen.availHeight - h ) / 2 ;

	if ( arguments[4] == "no" )
		winOption = "directories=no,status=no,scrollbars=no,toolbar=no,location=no,menubar=no,resizable=yes,width=" + w + ",height=" + h + ",left=" + startWinX + ",top=" + startWinY ;

	if ( arguments[4] == "yes" )
		winOption = "directories=yes,status=yes,scrollbars=yes,toolbar=yes,location=yes,menubar=yes,resizable=yes,width=" + w + ",height=" + h + ",left=" + startWinX + ",top=" + startWinY ;

	winName = window.open( url, winName, winOption ) ;
	winName.focus( ) ;
}





//	:::::::::::::::::: サブ・ウィンドウ ::::::::::::::::::

function delayWin( url, winOption )
{
	var submenu = window.open ( url, "subwin", winOption ) ;

	if ( closetime )
		setTimeout("submenu.close( );", closetime * 1000 ) ;
}

function openSubWin( url,w,h,st,sc,t,l,m,r,x,y,ct,delay )
{
	closetime	= ct ;

	var winOption = "status=" + st + ",toolbar=" + t + ",location=" + l + ",menubar=" + m + ",scrollbars=" + sc + ",resizable=" + r + ",left=" + x + ",top=" + y + ",width=" + w + ",height=" + h ;

	setTimeout("delayWin( '" +url+ "','" +winOption+ "' )", delay * 1000 );
}





function intToHex( Integer )
{
	var hexValue = Integer.toString( 16 ) ;

	if ( hexValue.length == 1 ) hexValue = "0"+hexValue ;

	return hexValue ;
}

function hexToInt( hex )
{
	return parseInt( hex, 16 ) ;
}





function viewSource( fileName )
{
	var file     = ( fileName ) ? fileName : location.href ;
	var filePath = 'view-source:' + file ;

	location.href = filePath ;
}