function show_error(msg) {
	$('alerts').innerHTML = "<ul class='alerts groupon'><li class='error'><div>"
			+ msg
			+ "<span id='close'><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'>关闭</a><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'><img alt='关闭' src='/htdocs/images/icons/close.png' title='关闭'></a></span></div></li></ul>";
	$('alerts').style.display = '';
}
function show_success(msg) {
	$('alerts').innerHTML = "<ul class='alerts groupon'><li class='success'><div>"
			+ msg
			+ "<span id='close'><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'>关闭</a><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'><img alt='关闭' src='/htdocs/images/icons/close.png' title='关闭'></a></span></div></li></ul>";
	$('alerts').style.display = '';
}
function show_info(msg) {
	$('alerts').innerHTML = "<ul class='alerts groupon'><li class='info'><div>"
			+ msg
			+ "<span id='close'><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'>关闭</a><a href='#click' onclick='javascript:{$(\"alerts\").style.display=\"none\";}'><img alt='关闭' src='/htdocs/images/icons/close.png' title='关闭'></a></span></div></li></ul>";
	$('alerts').style.display = '';
}