.t1 {
	border-right-width: 1px;
	border-top-style: none;
	border-right-style: dashed;
	border-bottom-style: dashed;
	border-left-style: none;
	border-right-color: #666666;
	border-bottom-width: 1px;
	border-bottom-color: #666666;
}
.t2 {
	border-top-style: none;
	border-right-style: dashed;
	border-bottom-style: none;
	border-left-style: none;
	border-right-width: 1px;
	border-right-color: #666666;
}
.t3 {
	border-top-style: none;
	border-right-style: none;
	border-bottom-style: dashed;
	border-left-style: none;
	border-bottom-width: 1px;
	border-bottom-color: #666666;
}