.at:link {
	text-decoration: none;
	color:#666;
	height: 23px;
	width: 132px;
	clear: left;
	float: left;
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
	background-position: center top;
	text-align: left;
	line-height: 20px;
	vertical-align: middle;
	font-size: 11px;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(imagens/bt1.gif);
	padding-top: 0px;
	padding-right: 0px;
	padding-bottom: 0px;
	padding-left: 15px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 0px;
}
.at:visited {
	text-decoration: none;
	color:#666;
	height: 23px;
	width: 132px;
	clear: left;
	float: left;
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
	background-position: center top;
	text-align: left;
	line-height: 20px;
	vertical-align: middle;
	font-size: 11px;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(imagens/bt1.gif);
	padding-top: 0px;
	padding-right: 0px;
	padding-bottom: 0px;
	padding-left: 15px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 0px;
}
.at:hover {
	text-decoration: none;
	color:#900;
	height: 23px;
	width: 132px;
	clear: left;
	float: left;
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
	background-position: center top;
	text-align: left;
	line-height: 20px;
	vertical-align: middle;
	font-size: 11px;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(imagens/bt2.gif);
	padding-top: 0px;
	padding-right: 0px;
	padding-bottom: 0px;
	padding-left: 15px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 0px;
}

.at:active {
	text-decoration: none;
	color:#666;
	height: 23px;
	width: 132px;
	clear: left;
	float: left;
	border-top-width: 0px;
	border-right-width: 0px;
	border-bottom-width: 0px;
	border-left-width: 0px;
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: none;
	border-left-style: none;
	background-position: center top;
	text-align: left;
	line-height: 20px;
	vertical-align: middle;
	font-size: 11px;
	font-family: Arial, Helvetica, sans-serif;
	background-image: url(imagens/bt1.gif);
	padding-top: 0px;
	padding-right: 0px;
	padding-bottom: 0px;
	padding-left: 15px;
	margin-top: 0px;
	margin-right: 0px;
	margin-bottom: 0px;
	margin-left: 0px;
}