ayuda con css con IE7 tabla con cabecera fija

[LuZBinG]

hola eh estado batallando con este codigo css me funciona en ie6 pero en ie7 no,
segun yo es por los css alguien podria ayudarme a implementar bien el codigo. este es el codigo..

gracias perdon si me equivoque de foro

creditos

HTML and CSS based on work by Terence Ordona, portal[AT]imaputz[DOT]com
Updated by Robert Sherby <[email protected]>
Copyright (C) 2004? - 2008; Creative Commons Attribution Share-Alike
http://creativecommons.org/licenses/by-sa/2.0/

<style type="text/css">
<!--
/* Define some basic styles */
body {
background: #FFF;
color: #000;
font: normal normal 12px Verdana, Geneva, Arial, Helvetica, sans-serif;
margin: 10px;
padding: 0;
}

table, td, a {
color: #000;
font: normal normal 12px Verdana, Geneva, Arial, Helvetica, sans-serif;
}

h1 {
font: normal normal 18px Verdana, Geneva, Arial, Helvetica, sans-serif;
margin: 0 0 5px 0
}

h2 {
font: normal normal 16px Verdana, Geneva, Arial, Helvetica, sans-serif;
margin: 0 0 5px 0
}

h3 {
font: normal normal 13px Verdana, Geneva, Arial, Helvetica, sans-serif;
color: #008000;
margin: 0 0 15px 0
}

/* make the TH elements pretty */
thead.fixedHeader th {
background: #C96;
border-left: 1px solid #EB8;
border-right: 1px solid #B74;
border-top: 1px solid #EB8;
font-weight: normal;
padding: 4px 3px;
text-align: left;
}

/* make the A elements pretty. makes for nice clickable headers */
thead.fixedHeader a, thead.fixedHeader a:link, thead.fixedHeader a:visited {
color: #FFF;
display: block;
text-decoration: none;
width: 100%;
}

/* make the A elements pretty. makes for nice clickable headers */
/* WARNING: swapping the background on hover may cause problems in WinIE 6.x */
thead.fixedHeader a:hover {
color: #FFF;
display: block;
text-decoration: underline;
width: 100%;
}

/* make TD elements pretty. Provide alternating classes for striping the table */
/* http://www.alistapart.com/articles/zebratables/ */
tbody.scrollContent td, tbody.scrollContent tr.normalRow td {
background: #FFF;
border-bottom: none;
border-left: none;
border-right: 1px solid #CCC;
border-top: 1px solid #DDD;
padding: 2px 3px 3px 4px;
}

tbody.scrollContent tr.alternateRow td {
background: #EEE;
border-bottom: none;
border-left: none;
border-right: 1px solid #CCC;
border-top: 1px solid #DDD;
padding: 2px 3px 3px 4px;
}

-->
</style>

<!-- Scroll table implementation for standard compliant browsers -->
<style type="text/css">
<!--
/* Create a box (for IE) with a nice border */
div.tableContainer {
clear: both;
overflow: hidden;
width: 756px;
height: 285px;
border: 1px solid #963;
}

/* define width of table. It should fill the container. */
div.tableContainer table {
width: 756px;
}

/* set THEAD element to have block level attributes. All other non-IE browsers */
/* this enables overflow to work on TBODY element. All other non-IE, non-Mozilla browsers */
thead.fixedHeader {
display: block;
}

/* define the table content to be scrollable */
/* set TBODY element to have block level attributes. All other non-IE browsers */
/* this enables overflow to work on TBODY element. All other non-IE, non-Mozilla browsers */
/* induced side effect is that child TDs no longer accept width: auto */
tbody.scrollContent {
display: block;
height: 262px;
overflow: auto;
width: 100%;
}

/* define width of TH elements: 1st, 2nd, and 3rd respectively. */
/* Add 16px to last TH for scrollbar padding. All other non-IE browsers. */
/* http://www.w3.org/TR/REC-CSS2/select...cent-selectors */
thead.fixedHeader th {
width: 200px
}

thead.fixedHeader th + th {
width: 240px
}

thead.fixedHeader th + th + th {
width: 316px
}

/* define width of TD elements: 1st, 2nd, and 3rd respectively. */
/* All other non-IE browsers. */
/* http://www.w3.org/TR/REC-CSS2/select...cent-selectors */
tbody.scrollContent td {
width: 200px
}

tbody.scrollContent td + td {
width: 240px
}

tbody.scrollContent td + td + td {
width: 300px
}
-->
</style>

<!-- Simulate the effect in Internet Explorer by wrapping the table in a container and making the container scroll -->

<style type="text/css">
/* Turn on the container. */
/* Hide overlow-x in IE7 to prevent the side-scroller that "oversized" scrollbars create */
div.tableContainer {
overflow: auto;
overflow-x: hidden;
}

/* Fit the table inside the container. Width = table width - 16px scrollbar */
div.tableContainer table {
float: left;
width: 1000px;
}

/* set table header to a fixed position. */
/* In WinIE 6.x, any element with a position property set to relative and is a child of */
/* an element that has an overflow property set, the relative value translates into fixed. */
/* Ex: parent element DIV with a class of tableContainer has an overflow property set to auto */
thead.fixedHeader tr {
position: relative
}

/* Make the table rows the correct height. */
/* Without this, they inherit the TABLE'S height, which is not what we want. */
tbody.scrollContent {
height: auto;
}

</style>
<![endif]-->
</head><body>

<h1>Pure CSS Scrollable Table with Fixed Header</h1>
<h2>Using CSS to allow scrolling within a single HTML table</h2>

<div><br/></div>

<h2>The Big 4 Version</h2>
<h3>Basic CSS Browser Filtering</h3>

<div id="tableContainer" class="tableContainer">
<table border="0" cellpadding="0" cellspacing="0" width="100%" class="scrollTable">
<thead class="fixedHeader">
<tr>
<th><a href="#">Header 1</a></th>
<th><a href="#">Header 2</a></th>
<th><a href="#">Header 3</a></th>
</tr>
</thead>
<tbody class="scrollContent">
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>
<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>
<tr>
<td>Even More Cell Content 1</td>
<td>Even More Cell Content 2</td>
<td>Even More Cell Content 3</td>
</tr>
<tr>
<td>And Repeat 1</td>
<td>And Repeat 2</td>
<td>And Repeat 3</td>
</tr>
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>

<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>
<tr>
<td>Even More Cell Content 1</td>
<td>Even More Cell Content 2</td>
<td>Even More Cell Content 3</td>
</tr>
<tr>
<td>And Repeat 1</td>
<td>And Repeat 2</td>
<td>And Repeat 3</td>
</tr>
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>
<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>
<tr>
<td>Even More Cell Content 1</td>
<td>Even More Cell Content 2</td>
<td>Even More Cell Content 3</td>
</tr>
<tr>
<td>And Repeat 1</td>
<td>And Repeat 2</td>
<td>And Repeat 3</td>
</tr>
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>
<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>
<tr>
<td>Even More Cell Content 1</td>
<td>Even More Cell Content 2</td>
<td>Even More Cell Content 3</td>
</tr>
<tr>
<td>And Repeat 1</td>
<td>And Repeat 2</td>
<td>And Repeat 3</td>
</tr>
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>
<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>
<tr>
<td>Even More Cell Content 1</td>
<td>Even More Cell Content 2</td>
<td>Even More Cell Content 3</td>
</tr>
<tr>
<td>And Repeat 1</td>
<td>And Repeat 2</td>
<td>And Repeat 3</td>
</tr>
<tr>
<td>Cell Content 1</td>
<td>Cell Content 2</td>
<td>Cell Content 3</td>
</tr>
<tr>
<td>More Cell Content 1</td>
<td>More Cell Content 2</td>
<td>More Cell Content 3</td>
</tr>