if(document.getElementById)
document.write('<style type="text/css">.detail {display:none;}#zero {display:block;}<\/style>');
function reveal(det){
	if(!document.getElementById) return;
	if (!document.getElementsByClassName){
		document.getElementsByClassName = function(cn){
			cn = cn.replace(/ +/g, ' ').split(' ');
			var ar = [], testname = function(n){
				for (var re, i = cn.length - 1; i > -1; --i){
					re = new RegExp('(^|\W)' + cn[i] + '(\W|$)');
					if(!re.test(n)) return false;
				}
				return true;
			}
		for(var d = document.all || document.getElementsByTagName('*'), i = 0; i < d.length; ++i)
		if(testname(d[i].className))
		ar[ar.length] = d[i];
		return ar;
	};
	document.getElementsByClassName.spoof = true;
	}
	for (var d = document.getElementsByClassName('detail'), i = d.length - 1; i > -1; --i)
	d[i].style.display = 'none';
	document.getElementById(det).style.display = 'block';
	if (document.getElementsByClassName.spoof)
	document.getElementsByClassName.spoof = document.getElementsByClassName = null;
}