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 toggleBlock(d, i)
{
	var e = MM_findObj(d);
	var img = MM_findObj(i);
	if (!e) return;
	if (e.style.display == "block"){
		e.style.display = "none";
		img.src = "images/icon_maximize.gif";
	} else {
		e.style.display = "block";
		img.src = "images/icon_minimize.gif";
	}
}