function topnavSelected() {
	var siteUrl = window.location.hostname;
	if (siteUrl.indexOf(".co.nz") != -1){
		$("#top-navigation a[href='http://www.rolanddg.co.nz']").addClass('selected');
		$("#top-navigation a[href='http://www.rolanddg.com.au']").removeClass('selected');
	}
};

$(document).ready( function(){
  topnavSelected();
});