// JavaScript Document

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

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 chgimg(){
	var a_o, i_o, s_o;
	var a_n, i_n, s_n;
	var a_k, i_k, s_k;
	var i, j;
	for(i=1; 6>i; i++){
		j = Math.ceil(Math.random()*5);
		if(j==0){ j=1 }
		if(j>=6){ j=5 }
		a_o = "a" + i;
		a_n = "a" + j;
		i_o = "i" + i;
		i_n = "i" + j;
		s_o = "s" + i;
		s_n = "s" + j;

		/* 以下、リンク入れ替え Part */
		var ao_obj = document.getElementById(a_o);
		var an_obj = document.getElementById(a_n);
		var a_oh = ao_obj.getAttribute('href');
		var a_nh = an_obj.getAttribute('href');
		ao_obj.removeAttribute('href');
		ao_obj.setAttribute('href',a_nh);
		an_obj.removeAttribute('href');
		an_obj.setAttribute('href',a_oh);

		/* 以下、画像入れ替え Part */
		var io_obj = document.getElementById(i_o);
		var in_obj = document.getElementById(i_n);
		var i_os = io_obj.getAttribute('src');
		var i_ns = in_obj.getAttribute('src');
		io_obj.removeAttribute('src');
		io_obj.setAttribute('src',i_ns);
		in_obj.removeAttribute('src');
		in_obj.setAttribute('src',i_os);

		/* 以下、説明入れ替え Part */
		var so_obj = document.getElementById(s_o);
		var sn_obj = document.getElementById(s_n);
		var s_oe = so_obj.innerHTML;
		var s_ne = sn_obj.innerHTML;
		so_obj.innerHTML = s_ne;
		sn_obj.innerHTML = s_oe;

	}
	document.getElementById('tbl0').style.visibility='visible';
}