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]; 
	
	if(!(x=d[n])&&d.getElementById) 
		x=d.getElementById(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); 
	return x;
}

function ShowHideLayers() 
{
	var i,p,v,obj,args=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; 
		}
	}
}