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