function MM_findObj(n,d) 
{
	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_showHideLayers()
{
	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 showhide(layer,style)
{
	if(style=="show")
		layer.style.visibility=relative;
	else
		layer.style.visibility=hidden;
}