function MM_showHideLayers() { //v6.0
 
	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; 
			event.clientY <350 ? obj.pixelTop=document.body.scrollTop+event.clientY :obj.pixelTop=document.body.scrollTop+event.clientY -350;
	}

}