.tooltip_bubble {
	border: 1px solid #114477;
	border-radius: 2px;
	font-size: 70%;

	background-color: #FFF;

	background: -moz-linear-gradient(top, #FFF 50%, #BBB 100%);
	background: -ms-linear-gradient(top, #FFF 50%, #BBB 100%);
	background: -o-linear-gradient(top, #FFF 50%, #BBB 100%);
	background: -webkit-gradient(linear,50% 0,0% 100%,from(#FFF),to(#BBB));
	background: -webkit-linear-gradient(top, #FFF 50%, #BBB 100%);
}