仿windows选项卡特效3,CSS、DIV

<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title>menu</title>
<base target="_blank">
<style>
A:link {COLOR: #0000cc; TEXT-DECORATION: underline}
A:visited {COLOR: #551a8b; TEXT-DECORATION: underline}
A:active{COLOR: #ff0000; TEXT-DECORATION: none}
A:hover {COLOR: #ff0000; TEXT-DECORATION: underline}
body {
margin-left: 0px;
margin-top: 0px;
margin-right: 0px;
margin-bottom: 0px;
background-color: #ffffff;
color: #000000;
font-size: 12px;
}
td{
font-size:12px;
line-height: 150%;
}
.white {color: #ffffff}
.cardNormal {
CURSOR: hand;
COLOR: #000000;
font-size:12px;
BACKGROUND-COLOR: #FFFFFF;
border-top: 1px solid #0A6CCE;
border-right: 1px solid #0A6CCE;
border-bottom: 1px solid #0A6CCE;
border-left: 1px solid #0A6CCE;
}
.cardSelected {
BORDER-left: 1px solid #0A6CCE;
BORDER-RIGHT: 1px solid #0A6CCE;
BORDER-TOP: 1px solid #0A6CCE;
FONT-WEIGHT: normal;
CURSOR: hand;
COLOR: #000000;
font-size:12px;
BACKGROUND-COLOR: #E1EFFD;
}
.boardMain {
BORDER-RIGHT: 1px solid #dbe9fd;
BORDER-LEFT: 1px solid #dbe9fd;
COLOR: #F1AB65;
LINE-HEIGHT:200%;
BORDER-BOTTOM:1px solid #0A6CCE;
BORDER-left: 1px solid #0A6CCE;
BORDER-RIGHT: 1px solid #0A6CCE;
BACKGROUND-COLOR:#E1EFFD;
}
.cardSpace {
BORDER-BOTTOM:1px solid #0A6CCE; BACKGROUND-COLOR: #FFFFFF
}
.cardSpaceLeft {
BORDER-BOTTOM:1px solid #0A6CCE; BACKGROUND-COLOR: #FFFFFF
}
.cardSpaceLast {
BORDER-BOTTOM:1px solid #0A6CCE; BACKGROUND-COLOR: #FFFFFF
BORDER-BOTTOM:1px solid #0A6CCE; BACKGROUND-COLOR: #FFFFFF
}
A.nav1:link {COLOR: #000000; TEXT-DECORATION: none}
A.nav1:visited {COLOR: #000000; TEXT-DECORATION: none}
A.nav1:active,A.nav1:hover {COLOR:#000000; TEXT-DECORATION: none}
.erect{
COLOR: #ffffff;
WRITING-MODE: tb-rl;
TEXT-ALIGN:left;
letter-spacing:2px;
}
A.nav:link {COLOR: #FFFFFF; TEXT-DECORATION: none}
A.nav:visited {COLOR: #FFFFFF; TEXT-DECORATION: none}
A.nav:active{COLOR: #FFFF00; TEXT-DECORATION: none}
A.nav:hover {COLOR: #FFFF00; TEXT-DECORATION: none}
</style>
</head>
<body bgcolor="#FFFFFF">
<table width="230" border="0" align="center" cellpadding="0" cellspacing="0">
<tr>

<script language=javascript>
function secCard(n)
{
for(i=0;i<secTable.cells.length;i++)
secTable.cells[i].className="cardNormal";
secTable.cells[n].className="cardSelected";
for(i=1;i<secTable.cells.length;i=i+2)
secTable.cells[i].className="cardSpace";
secTable.cells[n+1].className="cardSpaceLeft";
secTable.cells[3].className="cardSpaceLast";
}
function secBoard(n)
{
for(i=0;i<mainTable.tBodies.length;i++)
mainTable.tBodies[i].style.display="none";
mainTable.tBodies[n].style.display="";
}
</script>
<td width="25" rowspan="2" align="center" bgcolor="#0A6CCE" ><span class="erect">
中国</span></TD>
<td><TABLE width="100%" border=0 align="center" cellPadding=0 cellSpacing=0 class=cardFont id=secTable>
<TBODY>
<TR>
<TD align="center" class="cardSelected" onMouseOver="secCard(0);secBoard(0);" style="padding:0 0 0 0">menu1</TD>
<TD width="2" height="20" class="cardSpace"> </TD>
<TD align="center" class="cardNormal" style="padding:3 0 0 0" onMouseOver="secCard(2);secBoard(1);">menu2</TD>
<TD width="2" height="20" class="cardSpace"> </TD>
</TR>
</TBODY>
</TABLE></TD>
</TR>
<tr>
<td><TABLE width="100%" height=30 border="0" align="center" cellPadding="5" cellSpacing="0" class="boardMain" id="mainTable">
<TBODY style="DISPLAY: block">
<TR>
<TD align="left" vAlign="middle"><table width="100%" height="75" border="0" cellpadding="0" cellspacing="0">
<tr align="center">
<td>abcde</td>
</tr>
</table></TD>
</TR>
</TBODY>
<TBODY style="DISPLAY: none">
<TR>
<TD align="left" vAlign="middle"><table width="100%" height="100" border="0" cellpadding="0" cellspacing="0">
<tr>
<td height="69"><div align="center"></div>
abcde</td>
</tr>
</table></TD>
</TR>
</TBODY>
</TABLE></TD>
</TR>
</TABLE>
</body></html>