#tabbox {
	position:relative;
	width:90%;
	height:25em;
}
#tabbar {
	position:absolute;
	width:100%;
	height:2.5em;
	background-color: #ffffff;
	border:solid 1px #000000;
	border-width:0px 0px 0 1px;
}
.tab {
	float:left;
	width:10%;
	height:100%;
	text-align:center;
	line-height:2em;
	cursor:pointer;
	border:solid 1px #000000;
	border-width:1px 1px 0 0px;
}
.cbox {
	padding:2.5em 0 1em 0em;
	overflow:auto;
	visibility:visible;
	display:block;
}
#one, #two, #three, #four {
	width:100%;
	height:100%;
}
#t_one, #one {
	background-color: #6699FF;
}
#t_two, #two {
	background-color: #66CC00;
}
#t_three, #three {
	background-color: #FF9966;
}
#t_four, #four {
	background-color: #99FF99;
}