function mailinfo() {
	var elms = document.getElementsByTagName("a");
	for(var idx = 0 ; idx < elms.length ; idx++) {
		var href = elms.item(idx).href;
		if(href.indexOf("mailto:") != 0) {
			continue;
		}
		var name = elms.item(idx).name;
		var addr = rev(href, "address_@_", "@" + name);
		elms.item(idx).href = addr;
		addr = addr.substring(7);
		if(elms.item(idx).innerText == "") {
			elms.item(idx).innerText = addr;
		}
	}
}
function revhref(id, word, revs) {
	var elm = document.getElementById(id);
	elm.href = rev(elm.href, word, revs);
}
function rev(val, word, revs) {
	if(val.indexOf(word) < 0) {
		return val;
	}
	var val1 = val.substring(0, val.indexOf(word));
	var val2 = ""
	for(ch = revs.length - 1 ; ch >= 0 ; ch--) {
		val2 += revs.charAt(ch);
	}
	var val3 = val.substr(val.indexOf(word) + word.length);
	return val1 + val2 + val3;
}

function isIE6() {
	return !(typeof document.documentElement.style.maxHeight != "undefined");
}