label {
	font-weight: bold;
	display: block;
	width: 20em;
	margin-right: 1em;
	float: left;
	clear: both;
	text-align: right;
}
input {
	display: block;
	float: left;
}
textarea {
	display: block;
	float: left;
}
p {
	clear: both;
}
input[type=radio] {
	display: block;
	float: left;
}
span.radio {
	display: block;
	float: left;  
	margin-right: 2em;
}
input[type=submit] {
	margin-right: 1em;
}
.err {
	display: none;
}
.err_show {
	display: block;
	float: left;
	color: #f00;
}