var winOpts = ',menubar=no,location=no,directories=no,resizable=no,scrollbars=yes,status=no';

function popup(w, h, url){ // url, mature content, chooser
	newWindow = window.open(url,'popup','width='+w+',height='+h+winOpts);
}
function popup_close(){
	window.close();
	window.opener.focus();
}
function gFooterWarn()
{
	var uri = window.location.href;
	if(uri.indexOf('http://alpha.') == 0 || uri.indexOf('http://beta.') == 0 || uri.indexOf('http://ciesin.loc') == 0)
		document.write("<p class=\"warn\">This site is for review only.<br /> Use data and services at your own risk.</p>");
}