.left {
	border-top: thin solid #999999;
	border-right: thin none #999999;
	border-bottom: thin none #999999;
	border-left: thin solid #999999;
}
.right {
	border-top: thin solid #999999;
	border-right: thin none #999999;
	border-bottom: thin none #999999;
	border-left: thin none #999999;
}
.leftodd {
	border-top: thin solid #999999;
	border-right: thin none #999999;
	border-bottom: thin none #999999;
	border-left: thin none #999999;
}
.rightodd {
	border-top: thin solid #999999;
	border-right: thin solid #999999;
	border-bottom: thin none #999999;
	border-left: thin none #999999;
}