body {
	margin:0px;
	background-attachment: scroll;
	background-image: url(bg_line.gif);
	background-repeat: repeat;
	background-position: center top;
	background-color:#FFFFFF;
	font-family:Verdana, Arial, Helvetica, sans-serif;
}
td{
font-family:Verdana, Arial, Helvetica, sans-serif;
font-size:12px;
line-height:150%}.style2 {color: #666666}
div.bg{background:#CACACB;width:99%} 
b{display:block;} 
/*将所有B标签转成块级元素*/

div b.topb b,div b.bottomb b{height:1px;overflow:hidden;background:#CACACB;} 
/*div标签内类名为topb/bottomb的那个b标签的css属性值--高为1px，溢出部份隐藏,背景色同div.bg的背景色*/

div b.topb,div b.bottomb{ background-color:white} 
/*div标签内类名为topb/bottomb的背景色要与body背景色一致*/

b.t1{margin:0 5px} 
/*标签margin值将决定溢出的多少值被隐藏*/ 
b.t2{margin:0 3px} 
b.t3{margin:0 2px} 
b.t4{margin:0 1px;height:2px;}
.style3 {color: #999999}