var update='2008-12-1 14:05:28';
ac.length++;
ac[ac.length-1]=100;

function showAc(){
	document.write('<style>');
	document.write('#acList		{font-size:9pt;width:700px}');
	document.write('#acList td	{padding:5px;font-size:9pt}');
	document.write('#acList a	{text-decoration: none;color:blue}');
	document.write('.td1		{background:#EEE8AA}');
	document.write('.td2		{background:#F5F5DC}');
	document.write('.td3		{background:#EEEEEE}');
	document.write('</style>');
	document.write('<div id=acList><center><font size="+1"><strong>更新</strong></font> <font face="Times New Roman" color="brown" size="+2"><b>'+update+'</b></font> <font size="+1"><strong>北京時間</strong></font></center><br>&nbsp;');
	document.write('<table cellSpacing="1" cellPadding="1" width="100%" bgColor="#990000" border="0"><tr align=center><td class=td1>通貨種類</td><td class=td2><a>&nbsp;人民元&nbsp;<br><font color="red"><b>CNY</b></font></a></td><td class=td2><a>&nbsp;米ドル&nbsp;<br><font color="red"><b>USD</b></font></a></td><td class=td2><a>&nbsp;日本円&nbsp;<br><font color="red"><b>JPY</b></font></a></td><td class=td2><a>欧州通貨<br><font color="red"><b>XEU</b></font></a></td></tr>');
	document.write('<tr align=right><td class=td1 align=center>人民元</td><td class=td3>1</td><td class=td2>'+getfloor(ac[0]/100)+'</td><td class=td2>'+getfloor(ac[1]/100)+'</td><td class=td2>'+getfloor(ac[2]/100)+'</td></tr>');
	document.write('<tr align=right><td class=td1 align=center>米ドル</td><td class=td2>'+getfloor(100/ac[0])+'</td><td class=td3>1</td><td class=td2>'+getfloor(ac[1]/ac[0])+'</td><td class=td2>'+getfloor(ac[2]/ac[0])+'</td></tr>');
	document.write('<tr align=right><td class=td1 align=center>日本円</td><td class=td2>'+getfloor(100/ac[1])+'</td><td class=td2>'+getfloor(ac[0]/ac[1])+'</td><td class=td3>1</td><td class=td2>'+getfloor(ac[2]/ac[1])+'</td></tr>');
	document.write('<tr align=right><td class=td1 align=center>欧州通貨</td><td class=td2>'+getfloor(100/ac[2])+'</td><td class=td2>'+getfloor(ac[0]/ac[2])+'</td><td class=td2>'+getfloor(ac[1]/ac[2])+'</td><td class=td3>1</td></tr>');
	document.write('</table></div>');
}

function getfloor(vnum){
	return Math.round(vnum*10000)/10000;
}

function sumAc(){
	document.write('<style>');
	document.write('#acSum		{font-size:9pt;background:#F0F0F0;width:700px}');
	document.write('#acSum td	{padding:5px;font-size:9pt}');
	document.write('.btn1		{color: brown; text-decoration: none; font-size: 9pt; font-weight: bold; font-family: Tohoma; background-color: #ffffff}')
	document.write('</style>');
document.write('<br>');
	document.write('<div id=acSum>&nbsp;<strong>為替計算機(レート更新/北京時間:'+update+' )：</strong>');
	document.write('<table width="100%"><tr><td width="13%">お手持の通貨:</td><td width="18%"><select size="1" id=c1 onchange=outAc()><option selected>日本円(JPY)</option><option>人民元(CNY)</option><option>米ドル(USD)</option><option>欧州通貨(XEU)</option></select></td><td width="41%" align="right">現在のレート:</td><td width="26%"><input type="text" id=se size="20" readonly></td><td width="2%"></td></tr>')
	document.write('<tr><td>換金額:</td><td><input type="text" id=inp size="20"></td><td>(換算する通貨を入力して下さい)</td></tr>');
	document.write('<tr><td>両替後の通貨:</td><td><select size="1" id=c2 onchange=outAc()><option>日本円(JPY)</option><option selected>人民元(CNY)</option><option>米ドル(USD)</option><option>欧州通貨(XEU)</option></select></td></tr>');
	document.write('<tr><td>計算結果:</td><td><input type="text" id=ans size="20"></td><td align="center"><input onclick="calc()" type="button" value="計算する" class=btn1></td><td><input type="button" onclick=initCalc() value="リセット" class=btn1></td></tr>')
	document.write('</table></div>');
	initCalc();
}
function initCalc(){
	document.getElementById('inp').value='';
	document.getElementById('ans').value='';
	initAc();
}

function initAc(){
	
		document.getElementById('c1').options[0].value=ac[1];
		document.getElementById('c1').options[2].value=ac[0];
		document.getElementById('c1').options[3].value=ac[2];
		document.getElementById('c2').options[0].value=ac[1];
		document.getElementById('c2').options[2].value=ac[0];
		document.getElementById('c2').options[3].value=ac[2];
	
	document.getElementById('c1').options[1].value=ac[ac.length - 1];
	document.getElementById('c2').options[1].value=ac[ac.length - 1];
	outAc();
}

function outAc(){
	document.getElementById('se').value=getfloor(document.getElementById('c2').options[document.getElementById('c2').selectedIndex].value/document.getElementById('c1').options[document.getElementById('c1').selectedIndex].value);
	if (isnum(document.getElementById('inp').value)){
		calc();
	}
}

function calc(){
	if (isnum(document.getElementById('inp').value)){
		document.getElementById('ans').value=getfloor(document.getElementById('inp').value*document.getElementById('c1').options[document.getElementById('c1').selectedIndex].value/document.getElementById('c2').options[document.getElementById('c2').selectedIndex].value);
	}else{
		alert('Please input a Number');
		document.getElementById('inp').focus;
	}
}

function isnum(vnum){
	if(vnum*1!=vnum){
		return false;
	}else{
		return true;
	}
}