请帮忙看看,为什么写的是rowspan=2,但实际却不是那么样呢?
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<title></title>
<style>
.fixedHeaderTr
{
z-index:10;
position:relative;
top:expression(this.offsetParent.scrollTop);
};
.relativeTag
{
position:relative;
};
.fixedHeaderCol
{
background-color:#cccccc;
position:relative;
left:expression(this.parentElement.offsetParent.scrollLeft);
};
.mainDiv
{
overflow:auto;
scrollbar-face-color:9999ff;
height:expression((document.body.clientHeight-this.offsetTop-20>this.children[0].offsetHeight)?(this.children[0].offsetHeight+20) : (document.body.clientHeight-this.offsetTop-20));
width:expression(document.body.clientWidth-20);
}
</style>
</head>
<body>
<div class="mainDiv" id=mailContainerDiv>
<table width=1200 cellspacing=0 border=1 style="margin-top:-2;margin-left:-1">
<TR class="fixedHeaderTr" style="background:navy;color:white;">
<TD rowspan=2 class="fixedHeaderCol" style="background:navy;color:white;" width=100>Header A<br>asdf</TD>
<TD nowrap class="" style="background:navy;color:white;" width=100>Header B</TD>
<TD nowrap>Header C</TD>
</TR>
<TR class="fixedHeaderTr" style="background:navy;color:white;z-index:1">
<TD class="" style="background:navy;color:white;">A</TD>
<TD nowrap >
测试<br>
冻结单元格</TD>
</TR >
<TR class="relativeTag">
<TD class="fixedHeaderCol">A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag">
<TD class="fixedHeaderCol" rowspan=2 style="z-index:10;background:black;color:white">A<br>adfasdf<br>adsf<br>adsf</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" style="z-index:-1">
<!-- <TD class="fixedHeaderCol" >A</TD> -->
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" style="z-index:-1">
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" style="z-index:-1">
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</TR>
<TR class="relativeTag" >
<TD class="fixedHeaderCol" >A</TD>
<TD class="">B</TD>
<TD>C</TD>
</TR>
</table>
</div>
</body>
</html>