.mtDropdownMenu {	LEFT: -1000px; OVERFLOW: hidden; POSITION: absolute; TOP: -1000px}
.mtDropdownMenu .content {	POSITION: absolute}
.mtDropdownMenu .items {
	Z-INDEX: 2;
	LEFT: 0px;
	POSITION: relative;
	TOP: 0px;
	border-right-width: 1px;
	border-left-width: 1px;
	border-right-style: solid;
	border-left-style: solid;
	border-right-color: #FFFFFF;
	border-left-color: #FFFFFF;
}
.mtDropdownMenu .item {	BORDER-RIGHT: medium none; BORDER-TOP: medium none; FONT-SIZE: 12px; BORDER-LEFT: medium none; CURSOR: hand; COLOR: #333333; BORDER-BOTTOM: medium none; FONT-FAMILY: "Verdana", "Arial", "Helvetica", "sans-serif"; TEXT-DECORATION: none; EXT-DECORATION: none;text-align: center;}   
.mtDropdownMenu .background {	Z-INDEX: 1; FILTER: alpha(opacity=75); LEFT: 0px; POSITION: absolute; TOP: 0px; moz-opacity: .8;background-image:url(../images/bj22.jpg);text-align: center;}
.mtDropdownMenu .shadowRight {	Z-INDEX: 3; FILTER: alpha(opacity=40); POSITION: absolute; TOP: 3px; moz-opacity: .4;text-align: center;
	width: 110px;}
.mtDropdownMenu .shadowBottom {	Z-INDEX: 1; FILTER: alpha(opacity=40); LEFT: 3px; POSITION: absolute; moz-opacity: .4;text-align: center;}
.mtDropdownMenu .hover {COLOR: #FFFFFF;background-image:url(../images/bj1.jpg);text-align: center;}   //鼠标以上背景色和字体颜色
.mtDropdownMenu .item IMG {	MARGIN-LEFT: 10px}