function MM_findObj(n) {
 var p,i,x; d=document;	if(!(x=d[n])&&d.all)x = d.all[n];
 for(i=0;!x&&d.layers&&i<d.layers.length;i++)x=MM_findObj(n,d.layers[i].document);
 if(!x&&document.getElementById)x=document.getElementById(n);return x; }

function MM_showHideLayers() {
 var i,p,v,obj,args=MM_showHideLayers.arguments; i=0;
 if((obj=MM_findObj(args[i]))!=null) { v=args[i+1];
 if(obj.style) {obj=obj.style; v=(v=='show')?'visible':(v='hide')?'hidden':v;
 } obj.visibility=v; } }