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_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_findObj(n, d) { //v3.0
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); 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 fc_visible(){
document.all.genre.style.visibility="visible";
document.all.search.style.visibility="hidden";
}
function fc_hidden(){
document.all.genre.style.visibility="hidden";
document.all.search.style.visibility="visible";
}

function win_op( anc ) {
	if( null != anc )
	{
		window.open('html/help.html#' + anc,'window','scrollbars=1,resizable=yes,width=640,height=600');
	}
	else
	{
		window.open('html/help.html','window','scrollbars=1,resizable=yes,width=640,height=600');	
	}
}

//以下は、Web版での戻るボタン対応のために使用しているため、
//CD-ROM版では不要

function DelCookieValue( key )
{
	var dtExpire = new Date();
	dtExpire.setFullYear( dtExpire.getFullYear()-1 );

	document.cookie = key + "=; expires=" + dtExpire.toGMTString();
}

function ResetPosCookie()
{
	DelCookieValue("browserbutton");
	DelCookieValue("pageid");
	DelCookieValue("elemid");
	DelCookieValue("lastpos");

	return true;
}