function find_objects(n){var x;if(!(x=document[n])&&document.all)x=document.all[n];if(!x&&document.getElementById)x=document.getElementById(n);return x}function pmang_show_layers(){var args=pmang_show_layers.arguments;var i,v,obj;for(i=0;i<args.length-1;i+=2)if((obj=find_objects(args[i]))!=null){v=args[i+1];if(obj.style)v=v==1?"visible":v==0?"hidden":v;if(obj.style.visibility!=v)obj.style.visibility=v}};