if(document.images)
	{
	navi01On = new Image(72,23);navi01Off = new Image(72,23);
	navi02On = new Image(126,23);navi02Off = new Image(126,23);
	navi03On = new Image(86,23);navi03Off = new Image(86,23);
	navi04On = new Image(51,23);navi04Off = new Image(51,23);
	navi05On = new Image(74,23);navi05Off = new Image(74,23);
	
	navi01On.src = "http://www.jcv-jp.org/english/common/navi01_over.gif";navi01Off.src = "http://www.jcv-jp.org/english/common/navi01_off.gif";
	navi02On.src = "http://www.jcv-jp.org/english/common/navi02_over.gif";navi02Off.src = "http://www.jcv-jp.org/english/common/navi02_off.gif";
	navi03On.src = "http://www.jcv-jp.org/english/common/navi03_over.gif";navi03Off.src = "http://www.jcv-jp.org/english/common/navi03_off.gif";
	navi04On.src = "http://www.jcv-jp.org/english/common/navi04_over.gif";navi04Off.src = "http://www.jcv-jp.org/english/common/navi04_off.gif";
	navi05On.src = "http://www.jcv-jp.org/english/common/navi05_over.gif";navi05Off.src = "http://www.jcv-jp.org/english/common/navi05_off.gif";
	

	}

	function btnOver(imgName)
	{
	if(document.images)
		{
		imgOn = eval(imgName + "On.src");
		document[imgName].src = imgOn;
		}
	}
	
	function btnOut(imgName)
	{
	if(document.images)
		{
		imgOff = eval(imgName + "Off.src");
		document[imgName].src = imgOff;
		}
	}