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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
<html>
<head>
<title> New Document </title>
<meta name="Generator" content="EditPlus">
<meta name="Author" content="">
<meta name="Keywords" content="">
<meta name="Description" content="">
</head>
<style>
tr.b1 {
background-color: red;
}
tr.b2 {
background-color: lightgreen;
}
</style>
<body>
<table>
<tr class="b1">
<td>1</td>
</tr>
<tr class="b1">
<td>2</td>
</tr>
<tr class="b1">
<td>3</td>
</tr>
<tr class="b2">
<td>4</td>
</tr>
<tr class="b2">
<td>5</td>
</tr>
<tr class="b2">
<td>6</td>
</tr>
<tr class="b1">
<td>7</td>
</tr>
<tr class="b1">
<td>8</td>
</tr>
<tr class="b1">
<td>9</td>
</tr>
</table>
</body>
</html>