.tipsy {
	padding: 5px;
	font-size: 12px;
	opacity: 0.8;
	filter: alpha(opacity=80);
	background-repeat: no-repeat;
	background-image: url(../images/tipsy.gif);
	
}
.tipsy-inner {
	padding: 5px 8px 4px 8px;
	background-color: black;
	color: white;
	max-width: 200px;
	text-align: center;
}
.tipsy-inner {
	-moz-border-radius:3px;
	-webkit-border-radius:3px;
}
.tipsy-north {
	background-position: top center;
}
.tipsy-south {
	background-position: bottom center;
}
.tipsy-east {
	background-position: right center;
}
.tipsy-west {
	background-position: left center;
}
.box-NowJava {
	width:650px;
	margin:120px auto 0 auto;
}
.box-163css .qq {
	margin-left:20px;
}
#gravity {
	width:100%;
	margin: 5px 0;
	border-spacing: 5px;
}
#gravity td {
	text-align:center;
	vertical-align: middle;
	padding:5px 0;
	background:#d0d0d0;
}
#gravity a:hover {
	color: #505050;
	background: none;
}