ULinkI = new Array();
	for( i=0; i<=1; i++) {
		ULinkI[i] = new Image();
		ULinkI[i].src = './image/on' + i + '.gif';
	}
	ULinkO = new Array();
	for( i=0; i<=1; i++) {
		ULinkO[i] = new Image();
		ULinkO[i].src = './image/off' + i + '.gif';
	}

function LinkI (n) {
	document.images['Link' + n].src = ULinkI[n].src;
}

function LinkO(n) {
	document.images['Link' + n].src = ULinkO[n].src;
}

function MM_preloadImages() { //v3.0
	var d = document;
	if( d.images) {
		if(!d.MM_p) d.MM_p = new Array();
		var i,j = d.MM_p.length, a = MM_preloadImages.arguments;
		for( i=0; i<a.length; i++) {
			if( a[i].indexOf("#") != 0) {
				d.MM_p[j] = new Image;
				d.MM_p[j++].src = a[i];
			}
		}
	}
}

function MM_swapImgRestore() { //v3.0
	var i, x, a = document.MM_sr;
	for( i=0; a&&i<a.length&&(x=a[i])&&x.oSrc; i++) x.src = x.oSrc;
}

function MM_findObj( n, d) { //v4.01
	var p, i, x;
	if( !d) d = document;
	if(( p = n.indexOf( "?"))>0&&parent.frames.length ) {
		d = parent.frames[n.substring( p+1)].document;
		n = n.substring(0,p);
	}
	if( !( x = d[n])&&d.all) x = d.all[n];
	for( i=0; !x&&i<d.forms.length; i++) x=d.forms[i][n];
	for( i=0; !x&&d.layers&&i<d.layers.length; i++) x = MM_findObj( n, d.layers[i].document);
	if(!x && d.getElementById) x = d.getElementById(n);
	return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function OpenWindow1()
{
    w = window.open("hint.html", "koraemon", "width=420,height=200");
}
function OpenWindow2()
{
    w = window.open("dora.html", "koraemon", "width=420,height=480");
}