.pb_green {
	background:#33CC33;
}

.pb_yellow {
	background:#FFCC00;
}

.pb_red {
	background: #ff0000;
}

.pb_green, .pb_yellow, .pb_red {
	border: 1px solid #FFFFFF;
}

.semi {
	opacity:0.4;
	filter:alpha(opacity:40);
}