var pageURL = window.location.href;
var query = window.location.search.substring(1);

if (document.layers) {
	if (query != "") {
		window.location.href = pageURL + "&cmd=NN4";
	}
	else {
		window.location.href = pageURL + "?cmd=NN4";	
	}
}

function findObj(n, d) { //v4.0
  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]; 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=findObj(n,d.layers[i].document);
  if(!x && document.getElementById) x=document.getElementById(n); return x;
}

function showHideLayers() { //v3.0
  var i,p,v,obj,args=showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=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; }
}

function changeCountry(newCountry) {
   theCountry = newCountry.options[newCountry.selectedIndex].value;

   if (theCountry != '') {
  		if (theCountry == 'US') {
	  		showHideLayers('intreg','','hide','usreg','','show');
			document.usregform.usercountry.value = 'US';
		}
		else if (theCountry == 'XX') {
	  		showHideLayers('intreg','','hide','usreg','','hide');
		}
		else {
	  		showHideLayers('intreg','','show','usreg','','hide');
			document.intregform.usercountry.value = theCountry;
		}
   }
}