<!--
function MM_findObj(n, d) { //v4.0
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);
if(!x && document.getElementById) x=document.getElementById(n); return x;
}


function MM_showHideLayers() { //v3.0
	
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3)
	if ((obj=MM_findObj(args[i]))!=null)
	{
		v=args[i+2];
		if (obj.style)
		{
			obj=obj.style;
			v=(v=='show')?'visible':(v='hide')?'hidden':v;
		}
		obj.visibility=v;
	}
}

function MM_selectedLayers() { //v3.0
  var i,p,v,obj,args=MM_selectedLayers.arguments;
  for (i=0; i<(args.length-2); i+=3)
	if ((obj=MM_findObj(args[i]))!=null)
	{
		v=args[i+2];
		if (obj.style)
		{
			obj=obj.style;
			v=(v=='show')?'visible':(v='hide')?'hidden':v;
		}
		obj.visibility=v;
	}

}
//-->