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) { //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];}
}


// フォントチェンジ

var Default = 2;
var tags		= new Array('div','p','td');
var sizing	= new Array('xx-small','x-small','small','medium','large','x-large','xx-large');

function FontChange(target,tarF) {
	if (!document.getElementById) return
	var dore = document,tarS = null,fontSize = Default,value,su,cTags;fontSize += tarF;
	if (fontSize < 0) fontSize = 0;
	if (fontSize > 6) fontSize = 6;
	Default = fontSize;
	if (!(tarS = dore.getElementById(target))) tarS = dore.getElementsByTagName(target)[0];
	tarS.style.fontSize = sizing[fontSize];
	for (value = 0 ; value < tags.length ; value++) {
		cTags = tarS.getElementsByTagName(tags[value]);
		for (su = 0 ; su < cTags.length ; su++) cTags[su].style.fontSize = sizing[fontSize];
	}
}